Bank borrowings - Maturity schedule (Details) - Bank borrowings ¥ in Millions |
Mar. 31, 2023
CNY (¥)
|
|---|---|
| Long-Term Debt, Fiscal Year Maturity [Abstract] | |
| Within 1 year | ¥ 7,466 |
| Between 1 to 2 years | 30,057 |
| Between 2 to 3 years | 4,787 |
| Between 3 to 4 years | 2,570 |
| Between 4 to 5 years | 4,490 |
| Beyond 5 years | 10,159 |
| Total borrowings | ¥ 59,529 |