Other gains, net - Summary of Other (losses)/gains, net (Details) - CNY (¥) ¥ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Other Gains Losses [Abstract] | ||
| Gain on deemed disposal | ¥ 0 | ¥ 2,373 |
| Dividends from investments | 107 | 92 |
| Government grants and tax rebates (note ii) | 53 | 20 |
| Fair value changes of consideration liabilities related to acquisition (note 25) | 28 | 0 |
| Fair value change of investments | 11 | 39 |
| Net gains in relation to equity investments | 2 | 3 |
| Others (note iii) | 17 | 44 |
| Other gains (losses) | ¥ 218 | ¥ 2,571 |