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INVENTORIES (Tables)
 12 Months Ended
Dec. 31, 2013
Inventory Disclosure [Abstract]  
Inventories by Major Categories
Inventories by major categories are summarized as follows:
 
 
 
As of December 31,
 
 
 
2013
 
2012
 
Raw materials
 
$
8,775,850
 
$
12,906,713
 
Work in progress
 
 
183,699
 
 
419,695
 
CCA and copper wire
 
 
2,863,021
 
 
2,947,584
 
Copper rod and anode
 
 
318,126
 
 
1,570,413
 
 
 
$
12,140,696
 
$
17,844,405