XML 99 R15.htm IDEA: XBRL DOCUMENT v2.4.0.6
ACCOUNTS RECEIVABLE
 12 Months Ended
Dec. 31, 2012
ACCOUNTS RECEIVABLE [Abstract]  
ACCOUNTS RECEIVABLE
8.   ACCOUNTS RECEIVABLE

 

                         
    As at December 31,  
    2011     2012     2012  
    RMB     RMB     US$  
       

Accounts receivable

     260,246       213,398       34,253  

Allowance for doubtful accounts

     (16,057 )     (3,091 )     (496 )
   

 

 

    

 

 

    

 

 

  

Accounts receivable, net

     244,189       210,307       33,757  
   

 

 

    

 

 

    

 

 

  

 

                                 
    For the Years Ended December 31,  
    2010     2011     2012     2012  
    RMB     RMB     RMB     US$  
         

Movement in allowance for doubtful accounts:

                                

Balance at beginning of the year

     2,000       1,431       16,057       2,577  

Provisions for the year

     1,431       15,377       -       -  

Written back during the year

     (2,000 )     (751 )     (12,966 )     (2,081 )
   

 

 

    

 

 

    

 

 

    

 

 

  

Balance at end of the year

     1,431       16,057       3,091       496  
   

 

 

    

 

 

    

 

 

    

 

 

  

As at December 31, 2011 and 2012, accounts receivable with carrying value of RMB21,677 and RMB65,450 (US$10,505) were used to secure bank borrowings of RMB30,599 and RMB261,051 (US$41,902) as at December 31, 2011 and 2012, respectively (note 18).