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Leases (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Dec. 31, 2018
Leases (Textual)      
Operating leases cost $ 23,109 $ 46,454  
Cash Paid for operating leases 24,562 49,376  
Operating leases right of use assets 184,618 184,618
Operating leases liabilities $ 186,780 $ 186,780  
Weighted average remaining lease term 2 years 7 days 2 years 7 days  
Weighted average discount rate 4.75% 4.75%