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Segment Information (Details 1) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Net revenues $ 4,624,247 $ 4,270,936 $ 11,525,521 $ 9,442,611
Mainland China [Member]        
Net revenues 4,359,930 4,270,936 11,236,719 9,017,662
PRC Taiwan [Member]        
Net revenues 452
Israel [Member]        
Net revenues 121,678
USA [Member]        
Net revenues 223,465
Others [Member]        
Net revenues 517 25,002 79,354
Europe [Member]        
Net revenues $ 263,800 $ 263,800