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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Significant Accounting Policies [Line Items]      
Research and development costs $ 1,779,018 $ 954,299 $ 184,441
Advertising costs 856 17,138 5,265
Shipping and handling costs $ 2,343,646 $ 2,051,193 $ 1,630,898
Land use rights
     
Significant Accounting Policies [Line Items]      
Land use rights, useful life 50 years 50 years