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Borrowings (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Debt Disclosure [Abstract]    
Schedule of future minimum lease payments under non-cancelable capital leases
2022  $9,520 
Less: Interest expenses   287 
Total  $9,233 
Year ending December 31, 2021  $20,943 
Less: Interest expenses   1,237 
Total  $19,706