WuXi PharmaTech (Cayman) Inc. (NYSE: WX), a leading pharmaceutical, biotechnology and medical device R&D outsourcing company with operations in China and the United States, today announced that it will release financial results for the third quarter of 2009 after the New York Stock Exchange closes on Monday, November 16, 2009 (which will be Tuesday morning, November 17, 2009 Shanghai time).

(Logo: http://www.newscom.com/cgi-bin/prnh/20040705/CNM002LOGO )

The earnings release will be available on the investor relations section of its website at http://www.wuxiapptec.com .

Following the earnings announcement, WuXi PharmaTech senior management will host a conference call at 8:00 am (U.S. Eastern) / 5:00 am (U.S. Pacific) / 9:00 pm (Beijing/Shanghai/Hong Kong) on Tuesday, November 17, 2009, to discuss the third-quarter 2009 financial results and recent business activities. The conference call may be accessed by calling:

        United States:    1-866-519-4004
        China (Landline): 800-819-0121
        China (Mobile):   400-620-8038
        Hong Kong:        800-930-346
        United Kingdom:   0-808-234-6646
        International:    +65-6735-7955
        Conference ID:    38748238


    A telephone replay will be available two hours after the call's completion
at:

        United States:    1-866-214-5335
        China North:      10-800-714-0386
        China South:      10-800-140-0386
        Hong Kong:        800-901-596
        United Kingdom:   0-800-731-7846
        International:    +61-2-8235-5000
        Conference ID:    38748238

A live webcast of the conference call and replay will be available in the investor relations section of WuXi PharmaTech's website at http://www.wuxiapptec.com .

About WuXi PharmaTech

WuXi PharmaTech is a leading pharmaceutical, biotechnology and medical device R&D outsourcing company, with operations in China and the United States. As a research-driven and customer-focused company, WuXi PharmaTech provides pharmaceutical, biotechnology and medical device companies with a broad and integrated portfolio of laboratory and manufacturing services throughout the drug and medical device R&D process. WuXi PharmaTech's services are designed to help its global partners in shortening the cycle and lowering the cost of drug and medical device R&D. The operating subsidiaries of WuXi PharmaTech are known as WuXi AppTec. For more information, please visit: http://www.wuxiapptec.com .

For more information, please contact: Ronald Aldridge Director of Investor Relations WuXi PharmaTech (Cayman) Inc. Tel: +1-201-585-2048 Email: Ron_Aldridge@wuxiapptec.com Web: http://www.wuxiapptec.com

SOURCE WuXi PharmaTech (Cayman) Inc.

http://www.wuxiapptec.com