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CONVERTIBLE NOTES PAYABLE (Details)
Jan. 28, 2021
USD ($)
shares
Nov. 25, 2020
USD ($)
item
$ / shares
shares
Jun. 30, 2022
$ / shares
Jun. 30, 2021
$ / shares
Jun. 14, 2021
$ / shares
Apr. 05, 2021
$ / shares
Apr. 05, 2021
¥ / shares
Jun. 26, 2020
$ / shares
May 21, 2020
$ / shares
Class A ordinary shares                  
Short-term Debt [Line Items]                  
Ordinary shares, par value (in dollars per share) | (per share)     $ 0.0925 $ 0.0925 $ 0.0925 $ 0.0925 ¥ 0.62 $ 0.0925 $ 0.0925
Convertible Notes                  
Short-term Debt [Line Items]                  
Interest rate (as a percent)   12.00%              
Term of debt   6 months              
Number of equal monthly payments to pay principal and interest on debt | item   6              
Convertible Notes | Class A ordinary shares                  
Short-term Debt [Line Items]                  
Aggregate principal amount | $   $ 6,485,000              
Ordinary shares, par value (in dollars per share) | $ / shares   $ 0.0925              
Conversion price per ordinary share (in dollars per share) | $ / shares   $ 0.71              
Maximum number of shares issuable | shares   9,466,137              
Shares issued upon conversion (in shares) | shares 9,225,338                
Principal and interests amount of debt converted | $ $ 6,549,990