Discontinued Operations (Details) - Disposal Groups, Including Discontinued Operations - USD ($)		3 Months Ended
	Jan. 07, 2020	Mar. 31, 2020	Mar. 31, 2019
Disposal Groups, Including Discontinued Operations [Abstract]
Cash and equivalents	$ 1,462,200
Accounts receivable, net	969,841
Advance to suppliers, net	609,935
Accounts payable	(948)
Advance from customers	(126,916)
Accrued liabilities and other payables	(2,553)
Income tax payable	(85,028)
Net assets of Bright Swallow upon disposal	2,826,531
Consideration receivable as of March 31, 2020	(2,500,000)
	$ (326,531)	$ (326,531)	$ 0
Sales		0	1,866,066
Cost of sales		0	(1,666,735)
Operating expenses		0	(103,446)
Other expense, net			(676)
(Loss) income before income taxes		(326,531)	95,209
Income tax (benefit) expense		0	22,860
(Loss) income from discontinued operations		$ (326,531)	$ 72,349