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Accounts Receivable, Net (Tables)
 12 Months Ended
Jun. 30, 2022
Accounts Receivable, Net [Abstract]  
Schedule of accounts receivable
   As of June 30, 
   2022   2021 
Accounts receivable - gross  $28,094,299   $26,101,025 
Allowance for doubtful accounts   (1,815,665)   (563,789)
Accounts receivable, net  $26,278,634   $25,537,236