Annual report pursuant to Section 13 and 15(d)

Inventory - Summary of Inventory (Details)

v3.20.1
Inventory - Summary of Inventory (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Raw materials, net $ 5,966,162 $ 5,881,099
Work-in-process 439,067 413,763
Finished goods 0 0
Inventory, Net $ 6,405,229 $ 6,294,862