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Condensed Financial Information of the Parent Company (Details) - Schedule of Condensed Parent Company Statements of Operations - Parent Company [Member] - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Operating loss:      
Share of loss of subsidiaries $ (6,669) $ (23,721) $ (12,993)
Loss before income tax expense (6,669) (23,721) (12,993)
Income tax expense
Net loss $ (6,669) $ (23,721) $ (12,993)