Quarterly report pursuant to Section 13 or 15(d)

Inventory (Details)

v3.21.1
Inventory (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Raw materials $ 28,252,565 $ 16,759,232
Work in process 4,495,320 422,176
Finished goods 277,053 277,419
Gross inventory 33,024,938 17,458,827
Less: inventory reserve (2,353,532) (1,991,815)
Inventory, net $ 30,671,406 $ 15,467,012