ORGANIZATION (Details 2)
 12 Months Ended 12 Months Ended
Dec. 31, 2013
USD ($)
Dec. 31, 2013
CNY
Dec. 31, 2012
CNY
Dec. 31, 2011
CNY
Dec. 31, 2012
USD ($)
Dec. 31, 2010
CNY
Dec. 31, 2013
VIEs
USD ($)
Dec. 31, 2013
VIEs
CNY
Dec. 31, 2012
VIEs
CNY
Dec. 31, 2011
VIEs
CNY
Organization                    
Pledge or collateralization of assets   0                
Current assets:                    
Cash and cash equivalents 55,849,000 338,092,000 317,137,000 392,535,000 52,387,000 592,706,000 12,786,000 77,400,000 69,503,000  
Accounts receivable (net of allowance for doubtful accounts of RMB 24,369 and RMB 11,894 (US$1,965) as of December 31, 2012 and 2013, respectively) 50,587,000 306,237,000 230,199,000       49,217,000 297,947,000 219,324,000  
Accounts receivable, allowance for doubtful accounts (in CNY and dollars) 1,965,000 11,894,000 25,545,000 2,809,000 4,220,000   1,965,000 11,894,000 24,369,000  
Prepaid expenses and other current assets 8,351,000 50,549,000 31,240,000       4,274,000 25,871,000 23,393,000  
Deferred tax assets 1,172,000 7,096,000 13,626,000       1,081,000 6,546,000 12,878,000  
Amounts due from inter-companies             1,041,000 6,300,000    
Amounts due from a related party 23,000 141,000 8,640,000       23,000 141,000    
Total current assets 129,963,000 786,751,000 600,842,000       68,422,000 414,205,000 325,098,000  
Non-current assets:                    
Property and equipment, net             30,577,000 185,107,000 123,877,000  
Cloud infrastructure construction in progress 2,021,000 12,236,000         942,000 5,705,000    
Intangible assets, net 919,000 5,563,000 3,368,000       777,000 4,702,000    
Long term investments 3,543,000 21,450,000 15,136,000       1,256,000 7,603,000 6,103,000  
Deferred tax assets 284,000 1,719,000 6,166,000       99,000 602,000 4,602,000  
Long term deposits and other non-current assets 5,919,000 35,829,000 13,847,000       736,000 4,458,000 3,676,000  
Total non-current assets 62,841,000 380,417,000 300,048,000       34,387,000 208,177,000 138,258,000  
TOTAL ASSETS             102,809,000 622,382,000 463,356,000  
Current liabilities:                    
Accounts payable 33,657,000 203,750,000 106,399,000       33,117,000 200,483,000 103,261,000  
Accrued employee benefits 7,255,000 43,922,000 36,084,000       5,525,000 33,448,000 26,441,000  
Accrued expenses and other payables 25,947,000 157,075,000 57,773,000       11,745,000 71,095,000 48,776,000  
Income tax payable 1,718,000 10,399,000 22,537,000       954,000 5,777,000 15,200,000  
Liabilities for uncertain tax positions 1,906,000 11,540,000 11,786,000       1,040,000 6,296,000 4,050,000  
Amounts due to inter-companies             39,081,000 236,584,000 208,743,000  
Amounts due to related parties 142,000 862,000 1,062,000       139,000 844,000 1,044,000  
Deferred government grant 4,024,000 24,360,000         4,024,000 24,360,000    
Total current liabilities 84,560,000 511,908,000 235,641,000       95,625,000 578,887,000 407,515,000  
Non-current liabilities:                    
Deferred government grant 4,024,000 24,360,000 3,360,000           3,360,000  
Total non-current liabilities 351,000 2,127,000 3,360,000           3,360,000  
Total liabilities             95,625,000 578,887,000 410,875,000  
Net revenues                    
-Third party customers 182,243,000 1,103,243,000 801,189,000 618,422,000     150,446,000 910,757,000 745,835,000 600,203,000
-Inter-companies             24,223,000 146,640,000 12,588,000 2,353,000
-A related party customer     12,543,000           12,543,000  
Net profit/ (loss) (5,654,000) (34,229,000) (16,991,000) 20,463,000     (2,108,000) (12,761,000) 20,406,000 43,723,000
Income from discontinued operations (including gain on disposal of Shanghai JNet)       31,977,000           31,977,000
Net cash provided by operating activities 20,060,000 121,437,000 31,898,000 58,666,000     16,114,000 97,554,000 51,059,000 94,710,000
Net cash used in investing activities $ (18,645,000) (112,872,000) (99,602,000) (192,379,000)     $ (14,810,000) (89,657,000) (49,933,000) (73,873,000)