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YANJUN ZHANG Principal Scientist Global Quality Herbalife International 990 190 th Street, Torrance, CA 90502 Tel: 310-410-9600 Cell: 424-337-2180 Email: yanjunzh@herbalife.com

EDUCATION: B.S., Pharmaceutical Science, Hebei Medical College, China, 1985. M.S., Medicinal Chemistry, Shenyang College of Pharmacy, China, 1991. Ph.D., Medicinal Chemistry, Chinese Academy of Medical Sciences & Peking Union Medical College, China. 1999. PROFESSIONAL EXPERIENCE: Principal Scientist, Herbalife International. From March 2014-present. Directing analytical approach for botanical ingredients and natural products. Setting the strategic direction for the natural products program and develop plans, policies to ensure success. Define project objectives, requirements, and timelines. Identify, develop, and foster good working relationships with external departments and support initiatives required to continually enhance natural product testing program worldwide. Consultant , Herbalife International, From May 2009- March 2014. Botanical Identification Program – Technically direct Herbalife Botanical Identification Program launched in 2009, and established 90 botanical identification methods for all Herbalife botanical raw ingredients used for production of US dietary supplements, and 63 botanical identification methods for all Herbalife botanical raw ingredients used worldwide. Director, Mark Hughes Cellular and Molecular Nutrition Laboratory , UCLA Center for Human Nutrition. From July 2007-March 2104. x UCLA-Herbalife Botanical Evaluation Program in 2007 established 25 identification and quantitatively analysis methods for identification, evaluation and quality control of key botanical ingredient for Herbalife products. x Tea-chemical comprehensive project in 2008, including establish the analytical methods for tea catechin, tea amino acid, tea purine alkaloids content, established the optimized condition for the extraction of tea, and to obtain the best tea extracts for Herbalife products.

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08/09/2018