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Sherry Guo has a Ph.D in Chemical Engineering from China University of Petroleum and has extensive experience in various technical roles in the petroleum and chemical industry. Sherry has held positions such as VP of Technical Services at Blue Tide Environmental, Technical Director at Vance Brothers, Inc, and Technical Director of R&D at GemSeal Pavement Products. With a background in research and development, as well as technical management, Sherry has demonstrated expertise in product development, technical leadership, and customer support.