Accounts receivable, net (Tables)

12 Months Ended

Dec. 31, 2020

Accounts receivable, net

Schedule of bad debt provision

	December 31,			December 31,
	2020			2019
Accounts receivable, gross	$	483,851		$	338,944
Less: bad debt provision		(43,068	)		(37,898	)
Accounts receivable, net	$	440,783		$	301,046

Schedule of bad debt duration

	December 31,		December 31,
	2020		2019
within 1 month	$	-	$	-
1-2 months		-		-
2-3 months		-		-
3-6 months		-		-
6-12 months		-		-
> 1 year		43,068		37,898
Subtotal	$	43,068	$	37,898