CERTAIN RISKS AND CONCENTRATION (Tables)

12 Months Ended

Dec. 31, 2012

CERTAIN RISKS AND CONCENTRATION [Abstract]

Percentage of Total Revenues and Account Receivables by Countries

The following table summarizes the percentage of the Company's revenue over 10% of total revenue for the years ended December 31, 2010, 2011 and 2012, and accounts receivable represented by customers with balances over 10% of accounts receivables as of December 31, 2011 and 2012, respectively:

	Revenue
	Year ended December 31,
	2010			2011			2012
	RMB			RMB			RMB
Company A		5	%		16	%		-

	Accounts receivable
	December 31,
	2011			2012
	RMB			RMB
Company B		14	%		-
Company C		11	%		-