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PRINCIPAL ACCOUNTING POLICIES (Tables)
12 Months Ended
Dec. 31, 2013
PRINCIPAL ACCOUNTING POLICIES  
Summary of financial information of Group's VIEs

 

 
  As of December 31,  
 
  2012   2013  
 
  RMB
  RMB
 

Total assets

    7,038     7,180  

Total liabilities

    166     130  


 

 
  For the year ended December 31,  
 
  2011   2012   2013  
 
  RMB
  RMB
  RMB
 

Total revenues

    7,931     2,340     98  

Net income

    281     1,730     161  


 

 
  For the year ended December 31,  
 
  2011   2012   2013  
 
  RMB
  RMB
  RMB
 

Net cash (used in) provided by operating activities

    (926 )   1,400     274  

Net cash used in investing activities

             

Net cash provided by financing activities

             
               

Net (decrease) increase in cash

    (926 )   1,400     274  

Cash, beginning of year

    5,929     5,003     6,403  
               

Cash, end of year

    5,003     6,403     6,677  
               
               
Schedule of estimated useful lives of property and equipment

 

 
 
Estimated useful lives
Land use rights   32.42 to 50 years
Building   20 years
Leasehold improvements   Lesser of the lease period or the estimated useful life
Electronic equipment   3 to 5 years
Furniture and fixtures   5 years
Motor vehicles   5 years
Other assets   5 years
Schedule of assumptions used to estimate the fair value of stock options

 

 
  2011   2012   2013  

Risk-free interest rate

    1.58 %   0.59 %   0.76 %

Expected life (years)

    4     4     4  

Expected dividend yield

    0 %   0 %   0 %

Volatility

    48 %   53 %   49 %

Fair value of the common share on date of option grant

    US$28.72     US$23.79     US$30.14