v3.26.1
SUMMARY OF CONCENTRATION OF RISK (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Concentration Risk [Line Items]        
Accounts receivable from a related party   ¥ 371,458 ¥ 626,290  
Other receivables from a related party   45,267 37,236  
Total net revenues $ 347,232 2,428,226 2,118,982 ¥ 1,638,736
Related Party [Member]        
Concentration Risk [Line Items]        
Total net revenues $ 316,711 2,214,789 1,819,098 1,292,880
Xiaomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Total net revenues [1]   2,174,895 1,752,246 1,292,880
Foshan Viomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Total net revenues [2]   ¥ 39,894 ¥ 66,852
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Xiaomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Concentration risk, percentage 89.00% 89.00% 100.00%  
Accounts receivable from a related party   ¥ 304,078 ¥ 591,221  
Accounts Receivable [Member] | Credit Concentration Risk [Member] | Foshan Viomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Concentration risk, percentage 11.00% 11.00%  
Accounts receivable from a related party   ¥ 36,095  
Other Receivables [Member] | Credit Concentration Risk [Member] | Xiaomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Concentration risk, percentage 100.00% 100.00% 1.00%  
Other receivables from a related party   ¥ 200 ¥ 100  
Other Receivables [Member] | Credit Concentration Risk [Member] | Foshan Viomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Concentration risk, percentage 99.00%  
Other receivables from a related party   ¥ 11,134  
Revenue Benchmark [Member] | Revenue from Rights Concentration Risk [Member] | Xiaomi [Member] | Related Party [Member]        
Concentration Risk [Line Items]        
Concentration risk, percentage 90.00% 90.00% 83.00% 79.00%
Total net revenues   ¥ 2,174,895 ¥ 1,752,246 ¥ 1,292,880
Company A [Member] | Accounts And Notes Receivable [Member] | Credit Concentration Risk [Member]        
Concentration Risk [Line Items]        
Accounts and notes receivable   ¥ 16,070 ¥ 9,653  
Concentration risk, percentage 51.00% 51.00% 40.00%  
Company B [Member] | Accounts And Notes Receivable [Member] | Credit Concentration Risk [Member]        
Concentration Risk [Line Items]        
Accounts and notes receivable   ¥ 6,004  
Concentration risk, percentage 19.00% 19.00%  
Company C [Member] | Accounts And Notes Receivable [Member] | Credit Concentration Risk [Member]        
Concentration Risk [Line Items]        
Accounts and notes receivable   ¥ 4,440  
Concentration risk, percentage 18.00%  
[1] The Group both sells water purifiers and other products to and purchase Xiaomi branded products and certain raw materials from Xiaomi. The amount due from Xiaomi represents receivable arising from sales of water purifiers and other products. The balance due to Xiaomi represents payable arising from purchase of Xiaomi branded products and certain raw materials.
[2] The Group purchases certain raw materials from Foshan Viomi and its subsidiaries. The Group also sells its own branded products to Foshan Viomi, and provides rental services, and other services to Foshan Viomi and its subsidiaries.