v2.4.0.6
Future Minimum Lease Payments for Non-cancelable Operating Leases (Detail)
Dec. 31, 2011
USD ($)
Dec. 31, 2011
CNY
Dec. 31, 2011
Office premises
CNY
Dec. 31, 2011
Computer Equipment
CNY
Operating Leased Assets [Line Items]        
Future minimum lease payments 2011 $ 2,695,860 16,967,473 4,656,953 12,310,520
Future minimum lease payments 2012 503,762 3,170,626 3,170,626  
Future minimum lease payments 2013 238,160 1,498,958 1,498,958  
Total $ 3,437,782 21,637,057 9,326,537 12,310,520