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INVENTORY
6 Months Ended
Jun. 30, 2013
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
3.
INVENTORY
 
Inventory includes raw materials, work-in-process and finished goods and is recorded at the lower of cost, on the first-in, first-out method, or market (net realizable value). Work-in-process and finished goods inventories include materials, labor and manufacturing overhead. Inventory consisted of the following:
 
 
 
As of
June 30, 2013
 
As of
December 31, 2012
 
Increase
(Decrease)
 
Raw materials
 
$
327,397
 
$
198,441
 
$
128,956
 
Work-in-process
 
 
810,085
 
 
986,243
 
 
(176,158)
 
Finished goods
 
 
435,292
 
 
464,318
 
 
(29,026)
 
Inventory
 
$
1,572,774
 
$
1,649,002
 
$
(76,228)