Prepayments, other receivables and other assets, net (Details) - CNY (¥) ¥ in Millions |
6 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
|
| Prepayments, other receivables and other assets, net (Details) [Line Items] | |||
| Loss allowance for prepayments, other receivables and other assets | ¥ 4.0 | ¥ 9.3 | |
| Prepayments, Other Receivables and Other assets [Member] | 12-month expected credit losses [member] | |||
| Prepayments, other receivables and other assets, net (Details) [Line Items] | |||
| Maximum exposure to credit risk of financial assets designated as measured at fair value through profit or loss | ¥ 191.9 | ¥ 191.7 | |