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Accounts Receivable, Net (Tables)
12 Months Ended
Mar. 31, 2020
Receivables [Abstract]  
Schedule of accounts receivable
   As of
March 31,
2020
   As of
March 31,
2019
 
Accounts receivable  $1,053,950   $2,392,176 
Less: allowance for doubtful accounts   (511,037)   (610,816)
Total accounts receivable, net  $542,913   $1,781,360