v3.26.1
PRINCIPAL RISKS (Details)
¥ in Millions, $ in Millions
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Credit risk          
PRINCIPAL RISKS          
Cash and cash equivalents and short-term investments ¥ 6,416.9 ¥ 4,713.9   $ 915.9  
Credit risk | Outside PRC          
PRINCIPAL RISKS          
Cash and cash equivalents and short-term investments ¥ 2,547.4     $ 363.6 $ 167.2
Foreign currency exchange rate risk          
PRINCIPAL RISKS          
Appreciation of US$ against RMB (4.00%) 2.80% 2.90%