v3.26.1
Concentration of major customers and suppliers (Details Narrative)
6 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Sep. 30, 2025
One Major Supplier [Member]      
Total purchases 24.00% 33.00%  
Advances to suppliers 44.00%   42.00%
Two Major Supplier [Member]      
Total purchases 21.00% 32.00%  
Advances to suppliers 43.00%   30.00%
Three Major Supplier [Member]      
Total purchases 13.00% 17.00%  
Advances to suppliers 13.00%   29.00%
Four Major Supplier [Member]      
Total purchases 11.00%    
Five Major Supplier [Member]      
Total purchases 10.00%    
One Major Customer [Member]      
Total sale, percentage 57.90%    
Accounts receivable percent 98.70%   99.70%
Two Major Customer [Member]      
Total sale, percentage   68.00%  
Total sale percentage decrease   12.00%