v3.26.1
Supplier finance programs - Supplier finance programs (Details) - CNY (¥)
¥ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Payables and Accruals [Abstract]    
Confirmed obligations outstanding at the beginning of the year ¥ 6,075 ¥ 2,302
Invoices confirmed during the year 48,930 33,626
Confirmed invoices paid during the year (39,644) (29,853)
Confirmed obligations outstanding at the end of the year ¥ 15,361 ¥ 6,075