Accounts receivable, net (Tables)

6 Months Ended

Jun. 30, 2022

Credit Loss [Abstract]

Schedule of Accounts receivable

	As of June 30, 2022			As of December 31, 2021
Accounts receivable	$	6,804,714		$	8,816,071
Allowance for doubtful accounts		(3,900,525	)		(2,478,341	)
Total accounts receivable, net	$	2,904,189		$	6,337,730

Schedule of Movements of allowance for doubtful accounts

	For the six months ended June 30, 2022			For the year ended December 31, 2021
Beginning balance	$	2,478,341		$	123,890
Addition		1,594,755			2,440,018
Reversal		—			(117,040	)
Exchange rate effect		(172,571	)		31,473
Ending balance	$	3,900,525		$	2,478,341