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Lease (Details 2)
Jun. 30, 2019
USD ($)
Leases [Abstract]  
2019 (excluding the six months ended June 30, 2019) $ 151,017
2020 258,634
2021 42,076
Total future minimum lease payments, undiscounted 451,727
Less: Imputed interest 1,520
Present value of future minimum lease payments $ 450,207