Bank loans - Disclosure Of Detailed Information About Borrowings Explanatory (Details) - CNY (¥) ¥ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of detailed information about borrowings [line items] | ||
| Borrowings | ¥ 149,809 | ¥ 80,059 |
| Long-term borrowings [member] | ||
| Disclosure of detailed information about borrowings [line items] | ||
| Borrowings | 47,534 | 50,040 |
| Short-term borrowings [member] | ||
| Disclosure of detailed information about borrowings [line items] | ||
| Borrowings | ¥ 102,275 | ¥ 30,019 |