v3.25.1
Concentration and Risks (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Dec. 31, 2022
CNY (¥)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2021
CNY (¥)
Concentration and Risks            
Cash, cash equivalents and restricted cash ¥ 8,961,652 ¥ 4,104,749 ¥ 3,754,904 $ 1,227,741 $ 562,348 ¥ 3,897,966
CNY            
Concentration and Risks            
Cash, cash equivalents and restricted cash ¥ 7,354,348 ¥ 3,593,838   100,752    
EUR            
Concentration and Risks            
Cash, cash equivalents and restricted cash       35,000 16,609  
SEK            
Concentration and Risks            
Cash, cash equivalents and restricted cash       382,492 95,676  
USD            
Concentration and Risks            
Cash, cash equivalents and restricted cash       $ 131,148 $ 44,050  
Accounts receivable and amounts due from related parties | Concentration of customers | Company A | Related party            
Concentration and Risks            
Concentration risk   12.70%        
Accounts receivable and amounts due from related parties | Concentration of customers | Company B | Related party            
Concentration and Risks            
Concentration risk   18.68%        
Purchases | Concentration of suppliers | Company C | Related party            
Concentration and Risks            
Concentration risk 36.66% 44.79% 53.54%      
Purchases | Concentration of suppliers | Company D | Related party            
Concentration and Risks            
Concentration risk 21.76%          
Purchases | Concentration of suppliers | Company E | Related party            
Concentration and Risks            
Concentration risk     13.14%