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![]() Founded in 2019,Zibo Koyon Chemical Technology Co., Ltd. is a comprehensive chemical company integrating research and development, production and sales. Its investment Cangzhou Chenda Chemical Co., Ltd. is recognized as a professional manufacturer of phase transfer catalyst in the industry. With rich professional knowledge, advanced production process and strict quality control system, we are committed to providing global customers with excellent performance and a complete range of phase transfer catalyst products. At the same time, KOYON ha... [Detail] |