Operating lease (Tables)

12 Months Ended

Dec. 31, 2020

Operating lease

Schedule of operating lease

	December 31, 2020
Rights of use lease assets	$	415,791
Operating lease liabilities, current		165,354
Operating lease liabilities, noncurrent		241,149
Total operating lease liabilities	$	406,503

Schedule of weighted average remaining lease terms

	December 31, 2020
Remaining lease term and discount rate
Weighted average remaining lease term (years)		3.08
Weighted average discount rate		4.75	%

Schedule of maturities of lease liabilities

2021	$	205,597
2022		220,524
Total lease payments		426,121
Less: imputed interest		(19,618	)
Present value of lease liabilities	$	406,503