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Related Party Transactions
 12 Months Ended
Dec. 31, 2021
Related Party Transactions [Abstract]  
Related Party Transactions

 

25.Related Party Transactions

 

The amount due from related parties were $230 and $194 as of December 31, 2021 and 2020, respectively, represented the advance payment to management for business operation.

  

During years ended December 31, 2020 and 2019, SPI China paid operation expenses of $378 and $653, respectively, on behalf of the Group, and the payable to SPI China was waived by SPI China.