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Bank Loans (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Total $ 1,918,500 $ 899,250
Cathay United Bank [Member]    
Total 250,500 245,250
CTBC Bank [Member]    
Total 668,000 654,000
Cathay Bank [Member    
Total $ 1,000,000