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Interest Expense
 12 Months Ended
Mar. 31, 2025
Interest Expense [Abstract]  
Interest expense
15.Interest expense

 

  

Year ended
March 31,
2023

  

Year ended
March 31,
2024

  

Year ended
March 31,
2025

 
   RMB   RMB   RMB 
             
Amortization charges on promissory notes   9,706    5,058    5,974 
Interest expense on borrowings   3,644    2,268    532 
Total   13,350    7,326    6,506