CONSOLIDATED STATEMENTS OF CASH FLOWS
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2015
USD ($)
Dec. 31, 2015
CNY (¥)
Dec. 31, 2014
CNY (¥)
Dec. 31, 2013
CNY (¥)
Cash flows from operating activities        
Net income $ 3,926 ¥ 25,424 ¥ 20,107 ¥ 63,656
Adjustments to reconcile net income to net cash provided by operating activities:        
Depreciation and amortization 1,779 11,522 14,381 16,175
Share-based compensation 1,965 12,730 9,562 10,428
Foreign currency exchange (income)/loss , net (56) (361) 1,361 (1,935)
Deferred taxation 612 3,966 (3,427) 3,533
Loss from disposal of property, plant , equipment and intangible assets 371 2,402 218 5
Dividend income from available-for-sale securities (98) (633) (482) (186)
Changes in operating assets and liabilities:        
Accounts receivable, net (634) (4,104) (3,772) 6,115
Prepaid expenses and other assets (24,416) (158,165) (44,687) 20,901
Deferred revenue 945 6,124 63,260 15,187
Accounts payable (390) (2,525) 15,071 4,458
Accrued expenses and other current liabilities 23,540 152,490 8,795 18,887
Income tax payable 74 477 (3,189) 9,743
Net cash provided by operating activities 7,618 49,347 77,198 166,967
Cash flows from investing activities        
Purchase of short-term deposits (3,087) (20,000) (239,466) (326,299)
Maturity of short-term deposits 36,967 239,466 336,299 233,025
Purchase of property, plant and equipment (699) (4,525) (5,541) (18,168)
Purchase of intangible assets       (305)
Proceeds from disposal of property, plant and equipment     14  
Purchase of available-for-sale securities (50,171) (325,000) (10,000)  
Investment in equity investee     (11,048)  
Net cash (used in)/provided by investing activities (16,990) (110,059) 70,258 (111,747)
Cash flows from financing activities        
Issuance of ordinary shares upon exercise of share options, net of issuance cost 1,293 8,377 8,704 8,109
Payment of dividend to ordinary shareholders     (165,951) (48,246)
Repurchase of ordinary shares (263) (1,703) (26,380) (33,097)
Deposit from Baihe related to the proposed privatization 23,156 150,000    
Net cash (used in)/provided by financing activities 24,186 156,674 (183,627) (73,234)
Effect of exchange rate changes on cash and cash equivalents 723 4,681 415 (7,082)
Net (decrease)/increase in cash and cash equivalents 15,537 100,643 (35,756) (25,096)
Cash and cash equivalents at beginning of year 30,389 196,857 232,613 257,709
Cash and cash equivalents at end of year 45,926 297,500 196,857 232,613
Supplemental disclosure of cash flow information        
Income tax paid $ (640) ¥ (4,143) ¥ (9,623) ¥ (1,115)