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Accounts Receivable (Details) - Schedule of accounts receivable, net - USD ($)
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Schedule of accounts receivable, net [Abstract]    
Coal and Aluminum Ingots Supply Chain Financing/Trading $ 8,335,148
Asset management service 1,018,633
Others 87,435
Allowance for doubtful accounts (507)
Total accounts receivable, net $ 9,440,709