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Summary of Significant Accounting Policies, Restricted Cash (Details) - USD ($)
Jun. 30, 2022
Dec. 31, 2021
Cash, Cash Equivalents, and Restricted Cash [Abstract]    
Restricted cash, restricted for loans with the financial institutions $ 1,469,565 $ 1,602,699
Restricted cash $ 1,469,565 $ 1,602,699