Entity Addresses, Address Type [Axis]
Business Contact [Member]
Class of Stock [Axis]
American Depositary Shares Each Representing Three Class A Ordinary Shares
Class A Ordinary Shares Par Value Us 0.00001 Per Share [Member]
Equity Components [Axis]
Common Stock [Member]
Common Class A [Member]
Common Class B [Member]
Related and Nonrelated Parties [Axis]
Nonrelated Party [Member]
Related Party [Member]
Consolidated Entities [Axis]
Variable Interest Entity, Primary Beneficiary [Member]
Additional Paid-in Capital [Member]
Treasury Stock, Common [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Parent [Member]
Noncontrolling Interest [Member]
Investment, Name [Axis]
Mr. Chen [Member]
Tianjin Jinxing [Member]
Key Management Founders [Member]
Legal Entity [Axis]
Guangdong Lizi Technology Company Limited [Member]
Sunglow Wealth H K Limited [Member]
Counterparty Name [Axis]
Ownership [Axis]
Lequan [Member]
Subsidiaries [Member]
Guangzhou Interconnect [Member]
Zhumeng Hulian and Beijing Viomi [Member]
Viomi HK [Member]
Lequan [Member]
Codream H K [Member]
Yunmi Hulian [Member]
Zhumeng Hulian [Member]
Guangdong Lizi [Member]
Beijing Viomi [Member]
Group Companies [Member]
Related Party And Third Party [Member]
Variable Interest Entity To Variable Interest Entity Primary Beneficiary And Subsidiaries [Member]
Product and Service [Axis]
Installation Services [Member]
Membership Service [Member]
Retirement Plan Name [Axis]
PRC Contribution Plan [Member]
Statement Of Income Location Balance [Axis]
General and Administrative Expenses [Member]
Long-Lived Tangible Asset [Axis]
Building [Member]
Computer Equipment [Member]
Statistical Measurement [Axis]
Minimum [Member]
Maximum [Member]
Vehicle [Member]
Finite-Lived Intangible Assets by Major Class [Axis]
Software and Software Development Costs [Member]
License [Member]
Disposal Group Classification [Axis]
Discontinued Operations, Held-for-Sale [Member]
Disposal Group Name [Axis]
Foshan Viomi and its subsidiaries [Member]
Customer [Axis]
Company A [Member]
Concentration Risk Benchmark [Axis]
Accounts And Notes Receivable [Member]
Concentration Risk Type [Axis]
Credit Concentration Risk [Member]
Company B [Member]
Company C [Member]
Xiaomi [Member]
Accounts Receivable [Member]
Foshan Viomi [Member]
Other Receivables [Member]
Revenue Benchmark [Member]
Revenue from Rights Concentration Risk [Member]
Award Type [Axis]
RMB [Member]
US Dollar [Member]
Others [Member]
Vehicles [Member]
Construction in Progress [Member]
Debt Instrument [Axis]
Bank of China [Member]
Industrial and Commercial Bank of China [Member]
Credit Facility [Axis]
Line of Credit [Member]
Pledged Status [Axis]
Asset Pledged as Collateral [Member]
Pledging Purpose [Axis]
Sale of Home Water Solutions [Member]
Sale of Kitchen Appliances and Others [Member]
Sale of Consumables [Member]
Product [Member]
Service [Member]
Geographical [Axis]
HONG KONG
Income Tax Authority, Name [Axis]
Hong Kong Income Tax Within Two Million [Member]
Hong Kong Income Tax Beyond Two Million [Member]
CHINA
Income Tax Jurisdiction [Axis]
Enterprise Income Tax [Member]
Subsidiaries And Variable Interest Entities And Predecessor Operations [Member]
New Technology Enterprises [Member]
Tax Period [Axis]
Latest Tax Year [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Axis]
PRC and Hong Kong Special Administrative Region [Member]
Arrangement between PRC and Hong Kong Special Administrative Region on Avoidance of Double Taxation and Prevention of Fiscal Evasion with Respect to Taxes on Income and Capital [Member]
High and New Technology Enterprises [Member]
Sale of Stock [Axis]
IPO [Member]
Title and Position [Axis]
Mr Chens [Member]
Preferred Class A [Member]
Award Date [Axis]
Two Thousand Eighteen [Member]
Plan Name [Axis]
2015 Share Incentive Plan [Member]
2018 Share Incentive Plan [Member]
Vesting [Axis]
Share-Based Payment Arrangement, Tranche One [Member]
Share-Based Payment Arrangement, Tranche Two [Member]
Founder [Member]
Foshan Yunmi Electric Appliances Technology Company Limited [Member]
Related Party Transaction [Axis]
Business Corporation Agreement [Member]
Youpin Commission Sales Agreement [Member]
Purchase Payable to Related Party [Member]
Other Expenses Charged by Related Party [Member]
Commission Expenses Charged by Related Party [Member]
Loans Receivable [Member]
Loans Payable [Member]
Fair Value Hierarchy and NAV [Axis]
Fair Value, Inputs, Level 1 [Member]
Measurement Frequency [Axis]
Fair Value, Recurring [Member]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3 [Member]
Loan Agreement with Industrial and Commercial Bank of China [Member]
Subsequent Event Type [Axis]
Subsequent Event [Member]
Parent Company [Member]
Entity Addresses [Table]
Entity Addresses [Line Items]
Document Type
Amendment Flag
Amendment Description
Document Registration Statement
Document Annual Report
Document Quarterly Report
Document Transition Report
Document Shell Company Report
Document Shell Company Event Date
Document Period Start Date
Document Period End Date
Document Fiscal Period Focus
Document Fiscal Year Focus
Current Fiscal Year End Date
Entity File Number
Entity Registrant Name
Entity Central Index Key
Entity Primary SIC Number
Entity Tax Identification Number
Entity Incorporation, State or Country Code
Entity Address, Address Line One
Entity Address, Address Line Two
Entity Address, Address Line Three
Entity Address, City or Town
Entity Address, State or Province
Entity Address, Country
Entity Address, Postal Zip Code
Country Region
City Area Code
Local Phone Number
Extension
Written Communications
Soliciting Material
Pre-commencement Tender Offer
Pre-commencement Issuer Tender Offer
Title of 12(b) Security
No Trading Symbol Flag
Trading Symbol
Security Exchange Name
Title of 12(g) Security
Security Reporting Obligation
Annual Information Form
Audited Annual Financial Statements
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Current Reporting Status
Entity Interactive Data Current
Entity Filer Category
Entity Small Business
Entity Emerging Growth Company
Elected Not To Use the Extended Transition Period
Document Accounting Standard
Other Reporting Standard Item Number
Entity Shell Company
Entity Public Float
Entity Bankruptcy Proceedings, Reporting Current
Entity Common Stock, Shares Outstanding
Documents Incorporated by Reference [Text Block]
Contact Personnel Name
Contact Personnel Email Address
Entity Listing, Par Value Per Share
ICFR Auditor Attestation Flag
Document Financial Statement Error Correction [Flag]
Auditor Firm ID
Auditor Opinion [Text Block]
Auditor Name
Auditor Location
Statement [Table]
Statement [Line Items]
Assets
Current assets
Cash and cash equivalents
Restricted cash
Short-term deposits
Short-term investments
Accounts receivable
Other receivables from related parties (net of allowance of RMB1 and nil as of December 31, 2024 and December 31, 2025, respectively)
Inventories, net
Prepaid expenses and other current assets
Total current assets
Non-current assets
Prepaid expenses and other non-current assets
Prepaid expenses and other non-current assets
Long-term deposits
Deferred tax assets
Intangible assets, net
Right-of-use assets, net
Land use rights, net
Long-term investment
Long-term investment
Total assets
Liabilities and shareholders’ equity
Current liabilities
Accounts and notes payable (including accounts and notes payable of the consolidated variable interest entities and their subsidiaries (“VIEs”) without recourse to the Company of RMB4,320 and RMB26 as of December 31, 2024 and 2025, respectively)
Advances from customers
Amount due to related parties
Accrued expenses and other liabilities (including accrued expenses and other liabilities of the consolidated VIEs without recourse to the Company of RMB1,046 and RMB5,853 as of December 31, 2024 and 2025, respectively)
Short-term borrowing
Income tax payables
Lease liabilities due within one year
Long-term borrowing-current portion
Total current liabilities
Non-current liabilities
Accrued expenses and other liabilities – non-current portion
Long-term borrowing
Lease liabilities
Total non-current liabilities
Total liabilities
Commitments and contingencies (Note 23)
Shareholders’ equity
Common stock value
Treasury stock
Additional paid-in capital
Retained earnings
Accumulated other comprehensive income (loss)
Total equity attributable to shareholders of the Company
Non-controlling interests
Total shareholders’ equity
Total liabilities and shareholders' equity
Allowance for doubtful accounts receivable
Allowance for doubtful other accounts receivable
Accounts and notes payable
Accrued expenses and other liabilities-current portion
Common stock par value
Common stock, shares authorized
Common stock, shares issued
Common stock, shares outstanding
Defined Benefit Plan [Table]
Defined Benefit Plan Disclosure [Line Items]
Net revenues:
Total net revenues
Cost of revenues
Gross profit
Operating expenses
Research and development expenses
Selling and marketing expenses
General and administrative expenses
Total operating expenses
Other income, net
Income from operations
Interest income and short-term investment income, net
Other non-operating income (loss)
Income before income tax expenses
Income tax expenses
Net income from continuing operations
Net loss from discontinued operations
Net (loss) income
Less: Net (loss) income attributable to the non-controlling interest shareholders
Net (loss) income attributable to ordinary shareholders of the Company
Net income from continuing operations attributable to ordinary shareholders of the Company
Net loss from discontinued operations attributable to ordinary shareholders of the Company
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustment
Total comprehensive (loss) income attributable to ordinary shareholders of the Company
Net (loss) income per share attributable to ordinary shareholders of the Company
-Basic
Continuing Operations
Discontinued Operations
-Diluted
Continuing Operations
Discontinued Operations
Weighted average number of ordinary shares used in calculating net (loss) income per share
Continuing Operations
Discontinued Operations
Continuing Operations
Discontinued Operations
Balance
Balance, shares
Treasury stock, common, shares
Net income attributable to the Company and non-controlling interest shareholders
Share-based compensation related to 2015 and 2018 Share Incentive Plan
Class B Ordinary shares converted to Class A Ordinary shares
Class B Ordinary shares converted to Class A Ordinary shares, shares
Issuance of ordinary shares for exercised share options
Issuance of ordinary shares for exercised share options, shares
Repurchase of ordinary shares
Repurchase of shares
Repurchase of shares
Capital injection in a subsidiary from a non-controlling interest shareholder
Disposal of discontinued operations
Purchase of minor equity interests of a subsidiary
Appropriation to statutory reserves
Dividends declared
Cancellation of shares
Cancellation of shares
Balance
Balance, shares
Treasury stock, common, shares
Statement of Cash Flows [Abstract]
Cash flows from operating activities
Net (loss) income
Net loss from discontinued operations
Net loss from discontinued operations
Adjustment to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and amortization
Inventory write-down
Share-based compensation
Allowance (recovery of allowance) for credit losses
Loss of disposal of property and equipment
Deferred income tax expenses (benefits)
Investment loss (income)
Gain on early termination of right-of-use asset
Foreign currency exchange losses (gains), net
Changes in operating assets and liabilities:
Accounts and notes receivable from third parties
Accounts receivable from related parties
Inventories
Prepaid expenses and other current assets
Other receivables from related parties
Amounts due to related parties
Accounts and notes payable
Advances from customers
Income tax payables
Accrued expenses and other liabilities
Lease liabilities
Net cash provided by continuing operating activities
Net cash (used in) provided by discontinued operating activities
Net cash (used in) provided by operating activities
Cash flows from investing activities
Purchase of equipment
Purchase of lease hold improvement
Purchase of intangible assets
Purchase of short-term investments
Maturity of short-term investments
Disposal of property and equipment
Placement of long-term investments
Placement of long-term deposits
Maturities of long-term deposits
Placement of short-term deposits
Maturities of short-term deposits
Cash receipt from disposals of discontinued operations
Cashout due to the unconsolidated of discontinued operations
Net cash used in continuing investing activities
Net cash provided by discontinued investing activities
Net cash used in investing activities
Cash flows from financing activities
Proceeds from exercise of vested share options
Receipt of borrowing
Repayment of borrowing
Dividend Paid
Purchase of non-controlling interests
Capital injection in subsidiaries from an investor or a non-controlling shareholder
Repurchase of ordinary shares
Net cash provided by (used in) continuing financing activities
Net cash provided by (used in) discontinued financing activities
Net cash provided by (used in) financing activities
Effect of exchange rate changes on cash and cash equivalents
Net (decrease) increase in cash and cash equivalents and restricted cash
Cash and cash equivalents and restricted cash at the beginning of the year
Cash and cash equivalents and restricted cash at the end of the year
Less: cash, cash equivalents and restricted cash held for sales at end of the year
Cash, cash equivalents and restricted cash of continuing operations, end of the year
Cash and cash equivalents of continuing operations at the end of the year
Restricted cash of continuing operations at the end of the year
Supplemental disclosures of cash flow information:
Cash paid for income tax, net
Cash paid for interest expense
Acquisition of equipment in form of other payable
Obtaining a right-of-use asset in exchange for a lease liability
Decrease in a right-of-use asset due to remeasurement of lease terms
Pay vs Performance Disclosure [Table]
Executive Category [Axis]
Individual [Axis]
Adjustment to Compensation [Axis]
Measure [Axis]
Pay vs Performance Disclosure, Table
Company Selected Measure Name
Named Executive Officers, Footnote
Peer Group Issuers, Footnote
Changed Peer Group, Footnote
PEO Total Compensation Amount
PEO Actually Paid Compensation Amount
Adjustment To PEO Compensation, Footnote
Non-PEO NEO Average Total Compensation Amount
Non-PEO NEO Average Compensation Actually Paid Amount
Adjustment to Non-PEO NEO Compensation Footnote
Equity Valuation Assumption Difference, Footnote
Compensation Actually Paid vs. Total Shareholder Return
Compensation Actually Paid vs. Net Income
Compensation Actually Paid vs. Company Selected Measure
Total Shareholder Return Vs Peer Group
Compensation Actually Paid vs. Other Measure
Tabular List, Table
Total Shareholder Return Amount
Peer Group Total Shareholder Return Amount
Net Income (Loss)
Company Selected Measure Amount
Other Performance Measure, Amount
Adjustment to Compensation, Amount
PEO Name
Name
Non-GAAP Measure Description
Additional 402(v) Disclosure
Pension Benefits Adjustments, Footnote
Equity Awards Adjustments, Footnote
Erroneously Awarded Compensation Recovery [Table]
Restatement Determination Date [Axis]
Restatement Determination Date
Aggregate Erroneous Compensation Amount
Erroneous Compensation Analysis
Stock Price or TSR Estimation Method
Outstanding Aggregate Erroneous Compensation Amount
Aggregate Erroneous Compensation Not Yet Determined
Name
Forgone Recovery due to Expense of Enforcement, Amount
Forgone Recovery due to Violation of Home Country Law, Amount
Forgone Recovery due to Disqualification of Tax Benefits, Amount
Forgone Recovery, Explanation of Impracticability
Name
Compensation Amount
Restatement does not require Recovery
Awards Close in Time to MNPI Disclosures [Table]
Award Timing MNPI Disclosure
Award Timing Method
Award Timing Predetermined
Award Timing MNPI Considered
Award Timing, How MNPI Considered
MNPI Disclosure Timed for Compensation Value
Awards Close in Time to MNPI Disclosures, Table
Name
Underlying Securities
Exercise Price
Fair Value as of Grant Date
Underlying Security Market Price Change
Trading Arrangements, by Individual [Table]
Trading Arrangement [Axis]
Material Terms of Trading Arrangement
Name
Title
Rule 10b5-1 Arrangement Adopted
Non-Rule 10b5-1 Arrangement Adopted
Adoption Date
Rule 10b5-1 Arrangement Terminated
Non-Rule 10b5-1 Arrangement Terminated
Termination Date
Expiration Date
Arrangement Duration
Aggregate Available
Insider Trading Policies and Procedures [Line Items]
Insider Trading Policies and Procedures Adopted
Insider Trading Policies and Procedures Not Adopted
Cybersecurity Risk Management, Strategy, and Governance [Abstract]
Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block]
Cybersecurity Risk Management Processes Integrated [Flag]
Cybersecurity Risk Management Processes Integrated [Text Block]
Cybersecurity Risk Management Third Party Engaged [Flag]
Cybersecurity Risk Third Party Oversight and Identification Processes [Flag]
Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag]
Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block]
Cybersecurity Risk Board of Directors Oversight [Text Block]
Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block]
Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block]
Cybersecurity Risk Role of Management [Text Block]
Cybersecurity Risk Management Positions or Committees Responsible [Flag]
Cybersecurity Risk Management Positions or Committees Responsible [Text Block]
Cybersecurity Risk Management Expertise of Management Responsible [Text Block]
Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block]
Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag]
Material Cybersecurity Incident [Abstract]
Material Cybersecurity Incident Nature [Text Block]
Material Cybersecurity Incident Scope [Text Block]
Material Cybersecurity Incident Timing [Text Block]
Material Cybersecurity Incident Material Impact or Reasonably Likely Material Impact [Text Block]
Material Cybersecurity Incident Information Not Available or Undetermined [Text Block]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
ORGANIZATION AND PRINCIPAL ACTIVITIES
Accounting Policies [Abstract]
SIGNIFICANT ACCOUNTING POLICIES
Discontinued Operations and Disposal Groups [Abstract]
DISCONTINUED OPERATIONS
Risks and Uncertainties [Abstract]
CONCENTRATION AND RISKS
Cash and Cash Equivalents [Abstract]
CASH AND CASH EQUIVALENTS
Restricted Cash
RESTRICTED CASH
SHORT-TERM INVESTMENTS
Inventory Disclosure [Abstract]
INVENTORIES, NET
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
PREPAID EXPENSES AND OTHER ASSETS
Property, Plant and Equipment [Abstract]
PROPERTY, PLANT, AND EQUIPMENT, NET
Land Use Right Net
LAND USE RIGHT, NET
Debt Disclosure [Abstract]
BORROWINGS
Accrued Expenses And Other Liabilities
ACCRUED EXPENSES AND OTHER LIABILITIES
Segment Reporting [Abstract]
SEGMENT REPORTING
Revenue from Contract with Customer [Abstract]
REVENUE
Income Tax Disclosure [Abstract]
INCOME TAX EXPENSES
Equity [Abstract]
ORDINARY SHARES
Share-Based Payment Arrangement [Abstract]
SHARE-BASED COMPENSATION
Earnings Per Share [Abstract]
NET INCOME PER SHARE
Related Party Transactions [Abstract]
RELATED PARTY TRANSACTIONS
Fair Value Disclosures [Abstract]
FAIR VALUE MEASUREMENTS
Leases
LEASES
Commitments and Contingencies Disclosure [Abstract]
COMMITMENTS AND CONTINGENCIES
Receivables [Abstract]
RESTRICTED NET ASSETS
Subsequent Events [Abstract]
SUBSEQUENT EVENT
Condensed Financial Information Disclosure [Abstract]
CONDENSED FINANCIAL INFORMATION OF THE PARENT COMPANY
Basis of presentation
Consolidation
Use of estimates
Foreign currency translation
Convenience translation
Restricted cash
Short-term deposits
Short-term investments
Accounts receivable
Inventories, net
Long-term deposits
Property, plant, and equipment, net
Impairment of long-lived assets
Long-term investment
Land use right, net
Intangible assets, net
Leases
Revenue recognition
Cost of revenues
Research and development expenses
Selling and marketing expenses
General and administrative expenses
Government subsidies
Employee benefits
Share-based compensation
Current expected credit losses
Income taxes
Comprehensive (loss) income
Statutory reserves
Income per share
Related parties
Discontinued operations
Segment reporting
Recently issued accounting pronouncements
SCHEDULE OF PRINCIPAL SUBSIDIARIES AND VIES
SCHEDULE OF FINANCIAL STATEMENT AMOUNTS AND BALANCES OF VIES
SCHEDULE OF PROPERTY PLANT AND EQUIPMENT ESTIMATED USEFUL LIVES AND RESIDUAL RATE
SCHEDULE OF AMORTIZATION OF FINITE-LIVED INTANGIBLE ASSETS ESTIMATED USEFUL LIVES
SCHEDULE OF ACTIVITY IN ALLOWANCE FOR CREDIT LOSSES RELATED TO ACCOUNTS AND NOTES RECEIVABLE AND OTHER RECEIVABLES FROM RELATED PARTIES
SCHEDULE OF DISCONTINUED OPERATIONS
SUMMARY OF CONCENTRATION OF RISK
SUMMARY OF CASH AND CASH EQUIVALENTS
SCHEDULE OF INVENTORIES
SCHEDULE OF PREPAID EXPENSES AND OTHER ASSETS
SCHEDULE OF PROPERTY, PLANT, AND EQUIPMENT, NET
SUMMARY OF LAND USE RIGHT, NET
SCHEDULE OF ESTIMATED FUTURE AMORTIZATION EXPENSE FOR LAND USE RIGHTS
SCHEDULE OF SHORT-TERM BORROWINGS
SCHEDULE OF LONG-TERM BORROWINGS
SCHEDULE OF FUTURE MATURITIES OF LONG-TERM BORROWINGS
SCHEDULE OF ACCRUED EXPENSES AND OTHER LIABILITIES
SCHEDULE OF PRODUCT WARRANT ACTIVITIES
SCHEDULE OF REVENUE
SCHEDULE OF CURRENT AND DEFERRED COMPONENTS
SCHEDULE OF RECONCILIATION INCOME TAX EXPENSES
SCHEDULE OF PER SHARES EFFECT OF TAX
SCHEDULE OF DEFERRED TAX ASSETS
SCHEDULE OF MOVEMENT OF VALUATION ALLOWANCE
SUMMARY OF COMPENSATION EXPENSE RECOGNIZED FOR SHARE-BASED AWARDS
SUMMARY OF ASSUMPTIONS USED TO DETERMINE THE FAIR VALUE OF SHARE OPTIONS GRANTED
SUMMARY OF STOCK OPTION ACTIVITY
SUMMARY OF NET INCOME PER SHARE, BASIC AND DILUTED
SUMMARY OF RELATED PARTY TRANSACTION RELATIONSHIP
SUMMARY OF RELATED PARTY TRANSACTIONS
SUMMARY OF ASSETS MEASURED AT FAIR VALUE ON RECURRING BASIS
SUMMARY OF COMPONENTS OF LEASE EXPENSE
SUMMARY OF SUPPLEMENTAL CASH FLOW INFORMATION FOR LEASES
SUMMARY OF AGGREGATE FUTURE MINIMUM RENTAL PAYMENTS UNDER NON-CANCELABLE AGREEMENT
SUMMARY OF CAPITAL AND OTHER COMMITMENT
SUMMARY OF CONDENSED PARENT COMPANY BALANCE SHEETS
Consolidation, Less-than-Wholly-Owned Subsidiary, Parent Ownership Interest, Effect of Change [Table]
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Percentage of beneficial ownership
Amounts due from Group companies
Inventories
Other assets
Amounts due to Group companies
Accrued expenses and other liabilities
Other liabilities
Net income (loss)
Accounts receivable from net of allowance
Entity incorporation date
Equity investments amount
Initial equity interest percent
Disposal of cash consideration
Percentage of annual service fee to be received on annual net income
Property, Plant and Equipment [Table]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Estimated useful lives
Property, plant and equipment, Residual rate
Finite-lived intangible assets, Estimated useful lives
Balance at beginning of the year
Current year provision
Reversals
Write off
Balance at end of the year
Nature of Operation, Product Information, Concentration of Risk [Table]
Product Information [Line Items]
StatementOfIncomeLocationBalanceAxis [Axis]
Foreign currency exchange buying rate
Impairments of long-lived assets
Estimated useful lives
Number of installment payments from customer
Percentage of second installment payment arrangement to total revenue
Percentage of estimated profit margin based on consideration of specific and relevant market factors
Expected sales return
Expected return asset
Refund liability
Value added tax rate
Accounts and notes receivable from key customers
Accounts receivable from customers
Contract assets
Deferred revenue
Revenue recognized amount
Expect to recognize unearned amount for remaining performance obligation in 2026
Advertising and market promotion expenses
Shipping expenses
Subsidy income
Employee benefit expenses
Allowance for doubtful accounts
Expected credit loss provision for accounts and notes receivable and other receivables
Uncertain tax positions, interest and penalties recognized
Statutory reserve funds
Accumulated statutory reserve funds recognized in additional paid-in capital
Number of operating segment
Number of reportable segments
Disposal Groups, Including Discontinued Operations [Table]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues:
Total net revenues
Cost of revenues
Gross profit
Operating expenses:
Research and development expenses
Selling and marketing expenses
General and administrative expenses
Total operating expenses
Other income, net
Loss from operations
Interest and investment income, net
Other non-operating loss
Loss before income tax expenses
Income tax credits
Net loss from discontinued operations
Concentration Risk [Table]
Concentration Risk [Line Items]
Accounts and notes receivable
Concentration risk, percentage
Accounts receivable from a related party
Other receivables from a related party
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Deposit required for issuing bank acceptance bills
Capital deposit
Foreign exchange deposits
Finished goods
Raw materials
Inventories, net
Inventory written down
Advances to suppliers
Other receivables
Prepayment for equipment
Prepaid expenses
Lease hold improvement
Expected return assets
Total
Less: non-current portion
Prepaid expenses and other assets-current portion
Total
Less: accumulated depreciation
Property, plant, and equipment, net
Depreciation expense
Summary Of Land Use Right Net
Land use right
Less: accumulated amortization
Land use right, net
Schedule Of Estimated Future Amortization Expense For Land Use Rights
2026
2027
2028
2029
2030
Thereafter
Amortization of land use rights
Short-Term Debt [Table]
Short-Term Debt [Line Items]
Short term borrowings
Short term debt term
Maturity date
Fixed interest rate
Line of Credit Facility [Table]
Line of Credit Facility [Line Items]
Total
Less: long-term borrowing-current portion
Long-term borrowing
2026
2027
2028
2029
2030
Total long-term borrowings
Interest expenses for short-term borrowings
Annual weighted average interest rate for short-term borrowings
Proceeds from long-term lines of credit
Interest rate
Total loan amount repaid
Outstanding balance of long-term borrowings
Unutilized lines of credit
Net book value of building properties
Capitalized interest expense
Interest expense, borrowings
Schedule Of Accrued Expenses And Other Liabilities
Accrued payroll and welfare
Payment for purchase of property
Marketing and promotion expenses
Professional fee payables
Deposit from suppliers
Freight payable
Product warranty
Other tax payable
Installation fee payables
Refund liabilities
Other current liabilities
Total
Less: non-current portion
Accrued expenses and other liabilities-current portion
Schedule Of Product Warrant Activities
Standard Product Warranty Accrual
Provided during the year
Utilized during the year
Disposed during the year
Standard Product Warranty Accrual
Number of reportable segment
Disaggregation of Revenue [Table]
Disaggregation of Revenue [Line Items]
Total
Current tax expenses
Deferred tax expenses (benefit)
Income tax expenses
Income from operations in the PRC
Income (loss) from overseas entities
Tax expense from overseas entities at PRC enterprise income tax rate
Tax expense from overseas entities at PRC enterprise income tax rate, percentage
Effect of income tax in jurisdictions other than the PRC
Effect of income tax in jurisdictions other than the PRC, percentage
Income tax on tax holiday
Income tax on tax holiday, percentage
Tax effect of permanent differences
Tax effect of permanent differences, percentage
Change in valuation allowance
Change in valuation allowance, percentage
Effect of share-based compensation
Effect of share-based compensation, percentage
Income tax expenses, percentage
Effective Income Tax Rate Reconciliation [Table]
Effective Income Tax Rate Reconciliation [Line Items]
Preferential tax rate
Net income per share effect – basic
Net income per share effect – diluted
Accrued expenses and others
Net operating loss carry forwards
Inventories write downs
Deferred income
Total deferred tax assets
Less: valuation allowance
Deferred tax assets, net
Balance at beginning of the year
Provided
Balance at end of the year
Operating Loss Carryforwards [Table]
Operating Loss Carryforwards [Line Items]
Income tax rate
Investment company tax return of capital distribution
Percentage of qualified research and development expenses enterprises are entitled to claim as additional tax deduction
Withholding tax rate
Minimum percentage of equity interests
Undistributed earnings available for distribution
Uncertain tax positions
Statute of limitations year
Statute of limitations extended period
Stock, Class of Stock [Table]
Class of Stock [Line Items]
Shares issued
Shates issued
Common Stock shares authorized
Common stock, shares authorized
Common stock shares outstanding
Shates issued
Shares outstanding
Stock issued during exercised
Stock issued during exercised
Stock issued during repurchased
—Share options
Risk-free interest rate, minimum
Risk-free interest rate, maximum
Expected volatility, minimum
Expected volatility, maximum
Expected life of option (years)
Expected dividend yield
Fair value per ordinary share
Number of options, Outstanding
Weighted average exercise price, Outstanding
Weighted-average remaining contractual life (years), Outstanding
Aggregate intrinsic value, Outstanding
Number of options, Forfeited
Weighted average exercise price, Forfeited
Number of options, Exercised
Weighted average exercise price, Exercised
Number of options, Granted
Weighted average exercise price, Granted
Number of options, Outstanding
Weighted average exercise price, Outstanding
Aggregate intrinsic value, Outstanding
Number of options, Exercisable
Weighted average exercise price, Exercisable
Weighted-average remaining contractual life (years), Exercisable
Aggregate intrinsic value, Exercisable
Number of options, Expected to vest
Weighted average exercise price, Expected to vest
Weighted-average remaining contractual life (years), Expected to vest
Aggregate intrinsic value, Expected to vest
Share incentive plan effective period
Maximum number of shares issued under share incentive plan
Number of share options granted to employees under stock incentive plans
Share options vested percentage
Weighted average grant date fair value of options granted
Unrecognized compensation expenses related to options
Equity interests
Numerator for basic calculation - Net income attributable to ordinary shareholders of the Company from continuing operations
Denominator for basic calculation - weighted average ordinary shares outstanding
Dilutive effect of share options
Denominator for diluted calculation
Basic net income per ordinary share from continuing operations
Diluted net income per ordinary share from continuing operations
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Relationship with the Group
Related Party Transaction [Table]
Related Party Transaction [Line Items]
Accounts receivable from a related party
Other receivables from related parties
Amounts due to related parties
Purchase from related parties
Revenue from related parties
Research and development expenses
Selling and marketing expenses
Interest income
Interest expense
Total
Related party transaction amount
Related party transaction rate
Related party transaction expiration
Related party transaction expiration
Related party transaction expiration
Related party transaction expiration
Fair Value, off-Balance-Sheet Risk [Table]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Short-term investments
Summary Of Components Of Lease Expense
Lease cost
Operating lease expense
Short-term lease expense
Total lease cost
Summary Of Supplemental Cash Flow Information For Leases
Operating cash flows relating to operating leases
Lease liabilities arising from obtaining right-of-use assets
2026
2027
2028
Total future minimum rental payment
Less amount representing imputed interest
Present value of future minimum rental payments
Less current portion, recorded in other current liabilities
Long-term lease liabilities, recorded in other long-term liabilities
Operating leases, weighted average discount rate
Operating leases, weighted-average remaining lease term
Property, plant, and equipment
Future minimum commitments under non-cancelable agreements
Amount of restricted net assets for consolidated and unconsolidated subsidiaries
Subsequent Event [Table]
Subsequent Event [Line Items]
Common stock dividends, per share declared
Condensed Financial Statements [Table]
Condensed Financial Statements, Captions [Line Items]
ASSETS
Amounts due from Group companies
Investments in subsidiaries/VIEs
Other assets
Liabilities
Accrued expenses and other liabilities
Amounts due to Group companies
Other expenses
Equity in (loss) gain of subsidiaries/VIEs
Interest and investment (expenses) income, net
Other non-operating income
Net (loss) income
Net (loss) income from discontinued operations attributable to the Company
Net cash (used in) provided by operating activities
Net cash provided by (used in) by investing activities
Net cash used in financing activities
Effect of exchanges rates on cash and cash equivalents
PercentageOfAnnualServiceFeeToBeReceivedOnAnnualNetIncome
Lequan [Member]
Disposal Of Discontinued Operations Equity Value
Restricted Cash Disclosure [Text Block]
RestrictedCashHeldForIssuingBankAcceptanceBillsCurrent
Restricted Cash held for capital deposit
Amount due fromgGroup companies non current
Amount due to group companies non current
StockIssuedDuringThePeriodPurchaseOfMinorEquityInterestsOfSubsidary
StockIssuedDuringThePeriodAppropriationToStatutoryReserves
Group Companies [Member]
Related Party And Third Party [Member]
VariableInterestEntityToVariableInterestEntityPrimaryBeneficiaryAndSubsidiariesMember
Prepayment for equipment
Lease Hold improvement
Expected return assets
ShortTerm Deposits Policy [Policy Text Block]
Short Term Investments Policy [Policy Text Block]
Long Term Deposits Policy [Text Block]
ProvisionForAccountsReceivableLoanLeaseAndOtherLosses
Land Use Rights Net Disclosure [Text Block]
Schedule Of Land Use Rights Net [Table Text Block]
Increase decrease in due from other receivables from related parties
Land use rights gross
Land use rights accumulated amortization
Property Plant And Equipment Estimated UsefulLives And Residual Rate[Table Text Block]
Statutory reserve funds.
Accumulated statutory reserve funds.
Prepaid expense and other asset non current.
Related parties [Policy Text Block]
Accrued liabilities and other liabilities current disclosure [Text Block]
Short term deposit.
Other receivables from related parties.
Long term deposits.
Entity incorporation date of incorporation month and year.
Installation fee payables current.
Freight payable current.
Deposits from suppliers current.
Accrued expenses and other liabilities non current.
Payments for purchase of property current.
Shipping expense.
Government subsidy income.
Government Subsidies [Policy Text Block]
PRC Contribution Plan [Member]
Interest income expense and short term investments income non operating net.
Disposal group including discontinued operation revenue abstract.
Foshan Viomi and its subsidiaries [Member]
Disposal group including discontinued operation operating expense abstract.
Disposal group including discontinued operation research and development expense.
Disposal group including discontinued operation selling and marketing expense.
Disposal group including discontinued operation other operating income expense.
Disposal group including discontinued operation interest and investment income loss.
Statutory Reserves [Policy Text Block]
Long term debt current portion.
Standard product warranty accrual decrease for disposals
Weighted average number of shares outstanding discontinued operations diluted
Increase decrease in accounts and notes payable.
Amortization of land use rights.
Land use rights future amortization expense [Table Text Block]
Increase decrease in lease liabilities.
Land use rights expected amortization year one.
Land use rights expected amortization year two.
Land use rights expected amortization year three.
Land use rights expected amortization year four.
Land use rights expected amortization year five.
Land use rights expected amortization after year five.
Vehicle [Member]
Placement of long term investments.
Bank of China [Member]
Placement of long term deposits.
Industrial and Commercial Bank of China [Member]
Maturities of long term deposits.
Placement of short term deposits.
Maturities of short term deposits.
Payments for unconsolidated discontinued operations.
Impairment of long lived assets.
Land use rights [Policy Text Block]
Dividend paid.
Purchase of noncontrolling interests.
Obtaining right of use asset in exchange for lease liability.
Decrease in right of use asset due to remeasurement of lease terms.
Percentage of second installment payment arrangement to revenue.
Gain on early termination of right of use asset.
Contract with customer expected sales return.
Value added tax rate.
Installation Services [Member]
Sale of Home Water Solutions [Member]
Sale of Kitchen Appliances and Others [Member]
Sale Of Consumables [Member]
Land use rights net
Company A [Member]
Accounts And Notes Receivable [Member]
Company B [Member]
Company C [Member]
Founder [Member]
Xiaomi [Member]
Foshan Viomi [Member]
Sunglow Wealth H K Limited [Member]
Guangdong Lizi Technology Company Limited [Member]
Other Receivables [Member]
Viomi HK [Member]
Lequan [Member]
Codream H K [Member]
Yunmi Hulian [Member]
Zhumeng Hulian [Member]
Guangdong Lizi [Member]
Guangzhou Interconnect [Member]
Beijing Viomi [Member]
Accrued liabilities and other liabilities current
Weighted average number of shares outstanding continuing operations basic.
Weighted average number of shares outstanding discontinued operations basic.
Weighted average number of shares outstanding continuing operations diluted.
Hong Kong Income Tax Within Two Million [Member]
Hong Kong Income Tax Beyond Two Million [Member]
Enterprise Income Tax [Member]
Subsidiaries And Variable Interest Entities And Predecessor Operations [Member]
High And New Technology Enterprises [Member]
Percentage of qualified research and development expenses enterprises are entitled to claim as additional tax deduction.
New Technology Enterprises [Member]
Withholding income tax rate.
Arrangement between PRC and Hong Kong Special Administrative Region on Avoidance of Double Taxation and Prevention of Fiscal Evasion with Respect to Taxes on Income and Capital [Member]
Minimum percentage of equity interests in PRC foreign invested enterprise to be subject to special with holding tax rate.
Preferential tax rate.
Income tax holiday income tax benefits per share basic.
Income tax holiday income tax benefits per share diluted.
Mr Chens [Member]
Share based compensation arrangement by share based payment award effective period.
Two Thousand Fifteen Share Incentive Plan [Member]
Two Thousand Eighteen Share Incentive Plan [Member]
Two Thousand Eighteen [Member]
Statement of Income Location Balance [Axis]
Dilutive effect of share options.
Foshan Yunmi Electric Appliances Technology Company Limited [Member]
Schedule of Related Party Transaction Relationship [Table Text Block]
Related party transaction expiration month year.
Business Corporation Agreement [Member]
Youpin Commission Sales Agreement [Member]
Related party transaction renewed year.
Related party transaction agreement termination notice period.
Purchase Payable to Related Party [Member]
Commission Expenses Charged by Related Party [Member]
Other Expenses Charged by Related Party [Member]
Loan Agreement with Industrial and Commercial Bank of China [Member]
Supplemental Cash Flow Information for Leases [Table Text Block]
Lessee operating lease liability short term lease and leases not yet commenced payments due next twelve months.
Schedule of Capital and Other Commitment [Table Text Block]
RMB [Member]
US Dollar [Member]
Others [Member]
Mr. Chen [Member]
Tianjin Jinxing [Member]
Key Management Founders [Member]
Zhumeng Hulian and Beijing Viomi [Member]
Statute of limitations.
Statute of limitations extended period.
Estimated useful lives of land use rights.
Number of installment payments from Xiaomi Telecommunication Technology.
Percentage of estimated profit margin based on consideration of specific and relevant market factors.
Membership Service [Member]
PRC and Hong Kong Special Administrative Region [Member]
General and administrative expenses.
Amounts due from Group companies.
Amounts due to Group companies.
Income tax on tax holiday.
Income tax on tax holiday percentage.
Net loss income from discontinued operations attributable to company.
Net loss from discontinued operations.
Class A Ordinary Shares Par Value Us 0.00001 Per Share [Member]
General and Administrative Expenses [Member]
American Depositary Shares Each Representing Three Class A Ordinary Shares
LequanMember
Assets, Current
Property, Plant and Equipment, Net
Assets, Noncurrent
Assets [Default Label]
Liabilities, Current
Liabilities, Noncurrent
Liabilities [Default Label]
Treasury Stock, Value
Equity, Attributable to Parent
Equity, Including Portion Attributable to Noncontrolling Interest
Liabilities and Equity
Cost of Revenue
Research and Development Expense
Selling and Marketing Expense
General and Administrative Expense
Operating Expenses
Operating Income (Loss)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Net Income (Loss) Available to Common Stockholders, Basic
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
WeightedAverageNumberOfSharesOutstandingContinuingOperationsBasic
WeightedAverageNumberOfSharesOutstandingDiscontinuedOperationsBasic
WeightedAverageNumberOfSharesOutstandingContinuingOperationsDiluted
WeightedAverageNumberOfSharesOutstandingDiscontinuedOperationsDiluted
Treasury Stock, Common, Shares
Stock Repurchased During Period, Value
Dividends
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period
NetLossFromDiscontinuedOperations
Gain (Loss) on Disposition of Property Plant Equipment
Gain (Loss) on Investments
GainOnEarlyTerminationOfRightofuseAsset
Gain (Loss), Foreign Currency Transaction, before Tax
Increase (Decrease) in Accounts and Notes Receivable
Increase (Decrease) in Accounts Receivable, Related Parties
Increase (Decrease) in Inventories
Increase (Decrease) in Prepaid Expense and Other Assets
IncreaseDecreaseInDueFromOtherReceivablesFromRelatedParties
Increase (Decrease) in Contract with Customer, Liability
Increase (Decrease) in Income Taxes Payable
IncreaseDecreaseInLeaseLiabilities
Cash Provided by (Used in) Operating Activity, Continuing Operation
Payments to Acquire Property, Plant, and Equipment
Payments for Tenant Improvements
Payments to Acquire Intangible Assets
Payments to Acquire Short-Term Investments
PlacementOfLongtermDeposits
PlacementOfShorttermDeposits
PaymentsForUnconsolidatedDiscontinuedOperations
Cash Provided by (Used in) Investing Activity, Continuing Operation
Repayments of Debt
DividendPaid
PurchaseOfNoncontrollingInterests
Payments for Repurchase of Common Stock
Cash Provided by (Used in) Financing Activity, Continuing Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation
Income Taxes Paid
Interest Paid, Excluding Capitalized Interest, Operating Activity
Forgone Recovery, Individual Name
Outstanding Recovery, Individual Name
Awards Close in Time to MNPI Disclosures, Individual Name
Trading Arrangement, Individual Name
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]
ShortTermDepositsPolicyPolicyTextBlock
ShortTermInvestmentsPolicyPolicyTextBlock
Receivable [Policy Text Block]
Inventory, Policy [Policy Text Block]
LongTermDepositsPolicyTextBlock
Investment, Policy [Policy Text Block]
Intangible Assets, Finite-Lived, Policy [Policy Text Block]
Lessee, Leases [Policy Text Block]
Share-Based Payment Arrangement [Policy Text Block]
Accrued Liabilities, Current
Financing Receivable, Allowance for Credit Loss, Recovery
Financing Receivable, Allowance for Credit Loss, Writeoff
Disposal Group, Including Discontinued Operation, Revenue
Disposal Group, Including Discontinued Operation, Costs of Goods Sold
Disposal Group, Including Discontinued Operation, Gross Profit (Loss)
DisposalGroupIncludingDiscontinuedOperationResearchAndDevelopmentExpense
DisposalGroupIncludingDiscontinuedOperationSellingAndMarketingExpense
DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpenses
Disposal Group, Including Discontinued Operation, Operating Expense
DisposalGroupIncludingDiscontinuedOperationOtherOperatingIncomeExpense
Disposal Group, Including Discontinued Operation, Operating Income (Loss)
Disposal Group, Including Discontinued Operation, Other Income
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax
Prepaid Expense and Other Assets
PrepaidExpenseAndOtherAssetNoncurrent
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
LandUseRightsAccumulatedAmortization
Long-Term Debt
LongTermDebtCurrentPortion
Long-Term Debt, Maturity, Year One
Long-Term Debt, Maturity, Year Two
Long-Term Debt, Maturity, Year Three
Long-Term Debt, Maturity, Year Four
Long-Term Debt, Maturity, Year Five
Accrued Liabilities and Other Liabilities
Standard Product Warranty Accrual
Standard Product Warranty Accrual, Decrease for Payments
IncomeTaxReconciliationTaxHoliday
Deferred Tax Assets, Gross
Deferred Tax Assets, Valuation Allowance
Deferred Tax Assets, Net of Valuation Allowance
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount
Shares, Issued
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Interest Income (Expense), Nonoperating
Related Party Transaction, Date
RelatedPartyTransactionRenewedYear
RelatedPartyTransactionAgreementTerminationNoticePeriod
Investments, Fair Value Disclosure
Lease, Cost
Lessee, Operating Lease, Liability, to be Paid, Year One
Lessee, Operating Lease, Liability, to be Paid, Year Two
Lessee, Operating Lease, Liability, to be Paid, Year Three
Lessee, Operating Lease, Liability, to be Paid
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Operating Lease, Liability
AmountDueFromGroupCompanies
Other Assets
Accrued Liabilities
AmountDueToGroupCompanies