[SCHEDULE 13G n/a (Amendment No. WuXi PharmaTech (Cayman) Inc (Name of Issuer) ADR 929352102 December 31, 2013 x o o * The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures]

[Joint Filing Agreement February 13, 2014 This Agreement may be executed in multiple counterparts, each of which shall constitute an original, one and the same instrument. Commonwealth Bank of Australia Margaret Taylor Company Secretary Colonial Holding Company Limited Michael Venter Director Commonwealth Insurance Holdings Limited Michael Venter Director Colonial First State Group Limited Michael Venter Director First State Investments (Hong] [Item 7 Information The securities being reported on by the reporting persons herein as parent holding companies are owned, or may be deemed to be beneficially owned as follows: Company Type of Company . First State Investment Management (UK) Limited IA (UK registered) First State Investments (Hong Kong) Limited IA (HK registered) EX-99.2 3 d675420dex992.htm EX-99.2] [USIP O C 13G Page 2 of 14 1. NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Commonwealth Bank of Australia 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ x (a) 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Australian Capital Territory, Commonwealth of Australia NUMBER OF SHARES BENEFICIALLY OWNED]