Concentration of Credit Risk	6 Months Ended
Jun. 30, 2011
Concentration of Credit Risk	(16) Concentration of Credit Risk Financial instruments which the Company is potentially subject to concentrations of credit risk consist principally of cash. The Company places its temporary cash investments in reputable financial institutions in the PRC and the United States. Although it is generally understood that the PRC central government stands behind all of the banks in China in the event of bank failure, there is no deposit insurance system in China that is similar to the protection provided by the Federal Deposit Insurance Corporation (FDIC) of the United States. The Company’s U.S. bank accounts are all covered by the FDIC insurance but carry a balance exceeding the maximum coverage of $250,000 by $11,697 and nil as of June 30, 2011 and December 31, 2010, respectively.

(16) Concentration of Credit Risk

Financial instruments which the Company is potentially subject to concentrations of credit risk consist principally of cash. The Company places its temporary cash investments in reputable financial institutions in the PRC and the United States. Although it is generally understood that the PRC central government stands behind all of the banks in China in the event of bank failure, there is no deposit insurance system in China that is similar to the protection provided by the Federal Deposit Insurance Corporation (FDIC) of the United States. The Company’s U.S. bank accounts are all covered by the FDIC insurance but carry a balance exceeding the maximum coverage of $250,000 by $11,697 and nil as of June 30, 2011 and December 31, 2010, respectively.