Financial risk management and fair values - Liquidity risk (Details) - CNY (¥) |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2025 |
Dec. 31, 2024 |
Jun. 30, 2023 |
|
| Financial risk management and fair values | ||||
| Net Current assets | ¥ 5,613,362,000 | ¥ 5,928,312,000 | ||
| Net cash generated from operating activities | ¥ 1,097,541,000 | ¥ 2,577,891,000 | ¥ 2,168,334,000 | ¥ 1,666,030,000 |