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7. ACCOUNTS PAYABLE AND ACCRUED EXPENSE
3 Months Ended
Mar. 31, 2013
Payables and Accruals [Abstract]  
7. ACCOUNTS PAYABLE AND ACCRUED EXPENSE

Accounts payable and accrued expenses consist of the following:

 

    March 31,     December 31,  
    2013     2012  
Accounts payable   $ 4,630,712     $ 3,797,552  
Salary payable     202,426       190,926  
Social security insurance contribution payable     55,279       52,399  
Price adjustment funds     158,732       1,758,828  
Other payables     915,982       733,531  
Total   $ 5,963,131     $ 6,533,236