[CUSIP No 16950M107 1. NAME OF REPORTING PERSONS]

[CUSIP No. 87582Y108 1 NAMES OF REPORTING PERSONS Investor AB 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION Sweden]

[CUSIP No. 16950M107 1. Names of Reporting Person CRCM Institutional Master Fund (BVI), Ltd. I.R.S. Identification Nos. of above persons (entities only) 2. Check the Appropriate Box if a Member of a Group (See Instructions) o (a) The reporting persons making this filing hold an aggregate of 1,015,580 ADSs, which is 4.43% of the class of securities. The reporting person]

[Joint Filing Agreement Consolidated Capital Holdings Ltd. Song Wang Song Wang] [1 NAMES OF REPORTING PERSONS Consolidated Capital Holdings Ltd. 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) o (b) o 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION British Virgin Islands NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:]

[13G CUSIP NO. 16950M107 PAGE 2 OF 11 PAGES 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS JAFCO Asia Technology Fund II 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP x ¨ (a) 3 SEC USE ONLY]