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Loan Payables (Details)
$ in Thousands
9 Months Ended
Sep. 30, 2021
USD ($)
Loan Payables (Details) [Line Items]  
Loan payable $ 190
Shaanxi Entai Bio-Technology Co. Ltd. [Member]  
Loan Payables (Details) [Line Items]  
Loan payable 190
Pledge loan amount $ 190