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Advance to Suppliers, Net (Tables)
 3 Months Ended
Jun. 30, 2021
Advance To Suppliers [Abstract]  
Schedule of advance to suppliers, net
   As of   As of 
   June 30,
2021		   March 31,
2021		 
Advance to suppliers  $111,434   $3,036,693 
Less: allowances for doubtful accounts   
-
    
-
 
Advance to suppliers, net  $111,434   $3,036,693