v3.26.1
Trade and other receivables (Tables)
 12 Months Ended
Mar. 31, 2026
Trade And Other Receivables  
Schedule of trade and other receivables

   2025   2026 
   March 31, 
   2025   2026 
Trade receivables (net of allowance)   5,523,943    5,340,435 
Refund and other receivable (net of allowance)   44,298    56,492 
Total   5,568,241    5,396,927