v3.25.1
Borrowings - Long-term bank borrowings (Details)
¥ in Thousands
1 Months Ended 12 Months Ended
May 31, 2024
CNY (¥)
Apr. 30, 2024
CNY (¥)
Dec. 31, 2024
CNY (¥)
item
Long-term bank borrowings      
Long-term bank borrowings     ¥ 414,480
Long-term borrowings, current portion     ¥ 300
Weighted average interest rate     3.04%
Borrowing from Bank of China      
Long-term bank borrowings      
Long-term bank borrowings     ¥ 114,580
Amount of debt ¥ 114,680    
2024 100    
2025 200    
2026 200    
2027 ¥ 114,180    
Type of variable interest rate zk:OneYearChineseLoanPrimeRateMember    
Spread on variable interest rate (0.50%)    
Repayments of debt     100
Long-term borrowings, current portion     200
Borrowing from Bank of Communications      
Long-term bank borrowings      
Long-term bank borrowings     299,900
Amount of debt   ¥ 300,000  
2024   100  
2025   100  
2026   ¥ 299,800  
Type of variable interest rate   zk:OneYearChineseLoanPrimeRateMember  
Spread on variable interest rate   (0.37%)  
Repayments of debt     100
Long-term borrowings, current portion     100
Credit facilities with commercial banks      
Long-term bank borrowings      
Amount of debt     27,600,000
Unused bank facilities     ¥ 14,600,000
Number of commercial banks with which the term loan credit facilities entered | item     18