Segment Information (Details 1) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Net revenues	$ 4,270,936	$ 6,050,302	$ 9,442,611	$ 9,363,099
Mainland China [Member]
Net revenues	4,270,936	5,676,814	9,017,662	8,500,389
Europe [Member]
Net revenues				104,231
PRC Taiwan [Member]
Net revenues		98,701	452	99,025
Israel [Member]
Net revenues		122,997	121,678	506,769
USA [Member]
Net revenues		93,032	223,465	93,032
Others [Member]
Net revenues		$ 58,758	$ 79,354	$ 59,653