Quarterly report pursuant to Section 13 or 15(d)

Inventories

v3.19.2
Inventories
6 Months Ended
Jun. 30, 2019
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories are stated at the lower of cost or net realizable value. Cost is determined by either specific identification or weighted average methods. The components of inventories are as follows:
 
June 30, 2019
 
December 31, 2018
Raw materials
$
55,329,614

 
$
59,778,767

Work-in-process
17,768,751

 
21,033,532

Finished goods
37,317,877

 
33,389,087

 
$
110,416,242

 
$
114,201,386