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Property, Plant and Equipment (Details Textual) (USD $)
 12 Months Ended
Dec. 31, 2012
T
Dec. 31, 2011
Dec. 31, 2010
Property, Plant and Equipment (Textual)      
Property plant and equipment pledged for long term loan $ 9,316,645 $ 10,646,244  
Production capacity of manufacturing equipment PM 8 (per year) 15,000    
Long term loan of third party 1,505,881    
Long term loan of third party expiration date Feb. 26, 2014    
Depreciation and amortization 8,382,859 4,424,531 4,147,777
Loss on impairment of assets (2,762,349)      
Production capacity of manufacturing equipment PM 1 before renovation (per year) 150,000    
Production capacity of manufacturing equipment PM 1 after renovation (per year in 2014) 250,000    
Fair value of affected machinery part 1,561,361    
Land use rights [Member]
      
Property, Plant and Equipment (Textual)      
Lease term 50 years    
Number of land use rights 2    
Property plant and equipment pledged for long term loan $ 7,419,614    
Land use right one [Member]
      
Property, Plant and Equipment (Textual)      
Lease expiration year 2053    
Land use right two [Member]
      
Property, Plant and Equipment (Textual)      
Lease expiration year 2061