Defined Contribution Plan (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Defined Contribution Plan
Employer matching contribution, percent			100.00%
Employer matching contribution, amount	$ 8,700	$ 487	$ 8,700	$ 3,242
Maximum [Member]
Defined Contribution Plan
Employer matching contribution pay, percent			4.00%
PRC
Defined Contribution Plan
Employer matching contribution, amount	$ 113,654	$ 235,811	$ 267,868	$ 607,872