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Accounts and Notes Receivable, Net (Tables)
 12 Months Ended
Jun. 30, 2019
Receivables [Abstract]  
Schedule of accounts and notes receivable, net
   June 30,
2019		   June 30,
2018		 
         
Accounts receivable  $58,129,493   $62,610,943 
Notes receivable   72,814    3,292 
Less:  Allowance for doubtful accounts   (21,191,849)   (19,291,772)
Total accounts and notes receivable, net  $37,010,458   $43,322,463 
Schedule of allowance for doubtful accounts
   Year ended 
June 30,
2019		   Year ended 
June 30,
2018		 
         
Beginning balance  $19,291,772   $15,827,348 
Provision for doubtful accounts   2,601,781    3,145,087 
Less: write-off   -    - 
Exchange rate effect   (701,704)   319,336 
Ending balance  $21,191,849   $19,291,772