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Located in Hangzhou, a highly developed city in China, Hangzhou YaoShi COOP Import & Export Co., Ltd. is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Not only the outstanding customer service and high product quality, the company covers the range of Azo Initiators ,UV Abosorbers, Antioxidants, Fluorescent Whitening Agent, Oganic Pigments, Blowing Agent and etc. Fine chemicals. We do not simply develop, manufacture or supply chemicals, we provide chemical solutions and expertise. Until now ,we has established a long-term and steady business partnership with the companies for many countries and regions, and get their highly appraised and trusted by our efficient work.