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Lease (Tables)
 6 Months Ended
Jun. 30, 2019
Leases [Abstract]  
Schedule of operating lease arrangements

ASSETS  June 30,
2019		 
Operating lease right-of-use assets  $431,389 
LIABILITIES     
Operating lease liabilities (current)  $279,214 
Operating lease liabilities (noncurrent)  $170,993 
Subtotal  $450,207 
Schedule of supplemental information related to operating leases

Cash paid for amounts included in the measurement of operating lease liabilities  $73,802 
Weighted average remaining lease term   1.86 years 
Weighted average discount rate   0.55%
Schedule of minimum future annual payments under non-cancellable leases

   Operating leases 
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