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4. INVENTORIES (Details) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Inventories Details    
Completed goods $ 1,834,165 $ 1,740,186
Works in progress 49,116 31,593
Raw materials 1,669,853 1,589,981
Inventory Raw Materials $ 3,553,134 $ 3,361,760