Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition (Details 1)

v3.20.2
Revenue Recognition (Details 1) - USD ($)
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Increase (decrease) $ (168,924) $ (79,723)
Customer Deposit Liability [Member]    
Opening balance 2,503,785 516,038
Closing balance 2,334,861 436,315
Increase (decrease) (168,924) (79,723)
Trade Accounts Receivable [Member]    
Opening balance 4,455,209 862,397
Closing balance 3,608,966 1,420,233
Increase (decrease) $ (846,243) $ 557,836