Quarterly report pursuant to Section 13 or 15(d)

Accounts Receivable (Details) - Schedule of accounts receivable

v3.21.2
Accounts Receivable (Details) - Schedule of accounts receivable - USD ($)
Jun. 30, 2021
Dec. 31, 2020
Schedule of accounts receivable [Abstract]    
Accounts receivable $ 305,906 $ 282,177
Less: allowance for doubtful accounts (237,480) (202,480)
Accounts receivable, net $ 68,426 $ 79,697