DISTRIBUTION OF INCOME - Appropriations to reserves (Details)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
USD ($)
Dec. 31, 2014
CNY
Dec. 31, 2013
CNY
Dec. 31, 2012
CNY
Distribution Of Income [Abstract]        
Statutory reserve fund $ 586 3,629 5,035   
Enterprise expansion fund            
Staff welfare and bonus fund            
Dividends            
Appropriations to reserves $ 586 3,629 5,035