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INVENTORY
 12 Months Ended
Dec. 31, 2017
INVENTORY  
INVENTORY

9.         INVENTORY

                                                                                                                                                                                                          

 

 

 

December 31,
2017

 

December 31,
2016

 

December 31,
2015

 

 

Raw materials

 

$
175,487

 

$
83,934

 

$
492,785

 

 

Work in progress

 

 
171,599

 

 
62,040

 

 
88,856

 

 

Finished goods

 

 
51,470

 

 
50,749

 

 
16,495

 

 

 

 

 

 

 

 

 

 

 

 

 

$
398,556

 

$
196,723

 

$
598,136

 

 

 

 

 

 

 

 

 

 

During the years ended December 31, 2017, 2016 and 2015 the Company did not write down any inventory. During the year ended December 31, 2017 $752,810 of inventory was expensed in cost of goods sold (years ended December 31, 2016: $4,082,504 and 2015: $3,391,324, respectively).