v3.26.1
NET REVENUES - Revenues disaggregated by geographic location (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Disaggregation of Revenue        
Net revenues ¥ 3,027,573 $ 432,937 ¥ 2,077,157 ¥ 1,876,989
Revenue recognized at a point of time        
Disaggregation of Revenue        
Net revenues 3,023,288   2,038,302 1,783,803
Revenue recognized over time        
Disaggregation of Revenue        
Net revenues 4,285   38,855 93,186
Chinese Mainland        
Disaggregation of Revenue        
Net revenues 2,354,727   1,542,793 991,912
North America        
Disaggregation of Revenue        
Net revenues 451,689   280,874 748,147
Europe        
Disaggregation of Revenue        
Net revenues 140,002   161,095 70,500
Other regions        
Disaggregation of Revenue        
Net revenues ¥ 81,155   ¥ 92,395 ¥ 66,430