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INVENTORIES

12 Months Ended

Dec. 31, 2017

INVENTORIES

INVENTORIES

5. INVENTORIES

        Inventories consist of the following:

		At December 31, 2016			At December 31, 2017
		$			$
Raw materials			71,655			90,299
Work-in-process			22,776			59,576
Finished goods			200,940			196,217
​	​	​	​	​	​	​	​
			295,371			346,092
​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	​

        In 2015, inventory was written down by $23,013 to reflect the lower of cost or market measurement. In 2016 and 2017, inventory was written down by $19,467 and $17,820, respectively, to reflect the lower of cost and net realizable value since the Company adopted ASU 2015-11 prospectively.

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- Definition

The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-URI http://asc.fasb.org/topic&trid=2126998

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