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Cash and cash equivalents
12 Months Ended
Dec. 31, 2015
Cash and cash equivalents [Abstract]  
Cash and cash equivalents
5. Cash and cash equivalents

 

Cash and cash equivalents represent cash on hand and demand deposits placed with banks or other financial institutions. Cash and cash equivalents balance as of December 31, 2014 and 2015 primarily consist of the following currencies:

 

December 31, 2014 December 31, 2015  
Amount RMB
 equivalent
    Amount     RMB
 equivalent
 
               
RMB     394,214       394,214       450,802       450,802  
US$     13,205       80,814       73,632       478,132  
Total             475,028               928,934