Earnings per share - Diluted earnings per share (Details) - CNY (¥) |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2025 |
Dec. 31, 2024 |
Jun. 30, 2023 |
|
| Earnings per share | ||||
| Profit attributable to equity shareholders | ¥ 1,248,405,000 | ¥ 1,205,045,000 | ¥ 2,617,560,000 | ¥ 1,768,926,000 |
| Weighted average number of ordinary shares, basic (in shares) | 1,244,926,865 | 1,226,461,726 | 1,239,394,263 | 1,243,320,377 |
| Dilutive effect of share incentive plan (Note 27) (in shares) | 6,708,997 | 7,075,845 | 7,423,354 | 7,224,739 |
| Weighted average number of ordinary shares, diluted (in shares) | 1,251,635,862 | 1,233,537,571 | 1,246,817,617 | 1,250,545,116 |