Class of Stock [Axis] TOTAL CURRENT ASSETS TOTAL NON-CURRENT ASSETS TOTAL ASSETS TOTAL CURRENT LIABILITIES TOTAL NON-CURRENT LIABILITIES TOTAL LIABILITIES TOTAL HUACHEN CAYMAN SHAREHOLDERS’ EQUITY TOTAL SHAREHOLDERS’ EQUITY Balance Balance TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY Total revenue Revenue GROSS PROFIT Total operating expenses Total other expense, net LOSS BEFORE INCOME TAX PROVISION LOSS FROM CONTINUING OPERATIONS Net loss from continuing operations Income from discontinued operation (net of tax) Net income from discontinued operations Net (loss) income attributable to the noncontrolling interest Net (loss) income attributable to common shareholders Net income (loss) Other comprehensive income(loss), net of tax TOTAL COMPREHENSIVE (LOSS) INCOME Balance (in Shares) Balance (in Shares) Equity Components [Axis] Net cash (used in) provided by operating activities Net cash used in investing activities Net cash provided by (used in) financing activity Cash, including cash from discontinued operations - beginning of year Cash, including cash from discontinued operations - end of year Organization and Business Description [Abstract] Ownership [Axis] Summary of Significant Accounting Policies [Abstract] Product and Service [Axis] Timing of Transfer of Good or Service [Axis] Intra-Entity Foreign Currency Balance by Description [Axis] Discontinued Operations and Deconsolidation [Abstract] TOTAL CURRENT ASSETS Current assets of discontinued operations TOTAL NON-CURRENT ASSETS Non-current assets from discontinued operations TOTAL ASSETS TOTAL CURRENT LIABILITIES Current liabilities from discontinued operations TOTAL NON-CURRENT LIABILITIES Non-current liabilities from discontinued operations TOTAL LIABILITIES TOTAL HUACHEN CAYMAN SHAREHOLDERS’ EQUITY TOTAL SHAREHOLDERS’ EQUITY TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY Revenue Total revenue Total operating expenses Total other income(expense), net TOTAL COMPREHENSIVE (LOSS) INCOME FROM DISCONTINUED OPERATIONS Accounts Receivable [Abstract] Schedule of Accounts Receivable [Abstract] Prepaid Expenses and Other Current Assets [Abstract] Prepaid expenses and other current assets Total Prepaid expenses and other current assets Lease [Abstract] Schedule of Operating Leases [Abstract] Total Present value of lease liability Schedule of Lease Liability [Abstract] Total future minimum lease payments Total Related Party Transactions [Abstract] Related and Nonrelated Parties [Axis] Taxes [Abstract] Schedule of Taxes Payable [Abstract] Total taxes payable Schedule of Income Tax Expense [Abstract] Concentrations [Abstract] Shareholders' Equity [Abstract] Segment Reporting [Abstract] Commitments and Contingencies [Abstract] Purchase Commitment, Excluding Long-Term Commitment [Axis] Subsequent Events [Abstract] ASSETS CURRENT ASSETS: Cash and cash equivalents Accounts receivable Remaining balance Other receivables-related party Right-of-use asset, net CURRENT LIABILITIES: Accounts payable Accrued liabilities and other payables Other payables - related parties Tax payable Lease liability - current Lease liability – current Lease liability – non-current COMMITMENTS AND CONTINGENCIES (NOTE 12) SHAREHOLDERS’ EQUITY Ordinary shares, value Ordinary shares, par value (in Dollars per share) Common stock par value (in Dollars per share) Ordinary shares, shares authorized (in Shares) Ordinary shares authorized Ordinary shares, shares issued (in Shares) Common stock shares issued Ordinary shares, shares outstanding (in Shares) Common stock shares outstanding Ordinary share outstanding Additional paid-in capital Statutory reserves Restricted amounts (in Dollars) (Accumulated deficits) retained earnings Accumulated other comprehensive income (loss) Non-controlling interest REVENUE COST OF REVENUE AND RELATED TAX OPERATING EXPENSES General and administrative expenses LOSS FROM OPERATIONS OTHER INCOME (EXPENSE) Loss on disposal of subsidiaries Income tax expense NET (LOSS) INCOME Net (loss) income Continuing operations Discontinued operations Net income attributable to the noncontrolling interest Continuing operations Discontinued operations Net income attributable to common shareholders OTHER COMPREHENSIVE INCOME(LOSS) Foreign currency translation income(loss) Earnings per common share - basic and diluted Continuing operations - basic (in Dollars per share) Continuing operations - diluted (in Dollars per share) Discontinued operations - basic (in Dollars per share) Discontinued operations - diluted (in Dollars per share) Weighted average shares - basic (in Shares) Weighted average shares - diluted (in Shares) Additional Paid-in Capital Allocation to non-controlling interests Foreign currency translation gain Issuance of ordinary shares in connection with IPO Issuance of ordinary shares in connection with IPO (in Shares) Shares issued Share- based compensation Share- based compensation (in Shares) Re-designation of shares Re-designation of shares (in Shares) Repurchase of Class A ordinary shares in exchange for Class B ordinary shares Repurchase of Class A ordinary shares in exchange for Class B ordinary shares (in Shares) Disposal of subsidiaries Cash flows from operating activities: Adjustments to reconcile net income to net cash provided by (used in) operating activities: Disposal of subsidiaries, net of cash disposed Amortization of right-of-use asset Share-based compensation Changes in operating assets and liabilities: Other payable - related parties Accounts payables Accrued liabilities and other payables Taxes payable Net cash (used in) provided by operating activities - continuing operations Net cash (used in) provided by operating activities - discontinued operations Cash flows from investing activities: Net cash provided by (used in) investing activities - continuing operations Net cash used in investing activities - discontinued operations Cash flows from financing activity: Proceeds from additional paid-in capital Net cash provided by financing activities - continuing operations Net cash (used in) provided by financing activities - discontinued operations Effect of exchange rate changes on cash from continuing operations Effect of exchange rate changes on cash from discontinued operations Net change in cash, including cash from discontinued operations Less cash from discontinued operations Cash from continuing operations, end of year Supplemental disclosure information: Cash paid for interest Cash paid for income tax Supplemental non-cash information: Right-of-use assets obtained in exchange for lease liability Interest income Other expenses, net Accounts receivable Prepaid expenses and other current assets Repayments of related parties Business Contact Class A Ordinary Shares Class A Class A Ordinary Shares [Member] Class B Ordinary Shares Class B Class B Ordinary Shares [Member] Ordinary Shares Ordinary Shares [Member] Additional Paid in Capital Statutory Reserves (Accumulated deficits) Retained Earnings Other Comprehensive Income (Loss) Non- Controlling Interests ORGANIZATION AND BUSINESS DESCRIPTION Schedule of Company’s Subsidiaries Date of Incorporation Jurisdiction of Formation Percentage of direct/indirect Economic Ownership SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Schedule of Revenues by Product Categories Total Revenue