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Located in the beautiful Dongying city -a central city at the estuary of Yellow River, Shandong Chemical Co., Ltd is a newly established high-tech enterprise specializing in the research, development, production and trade of chemical products. Through establishing good cooperative relations with Tsinghua University, Petroleum University, Shandong University of Technology, Changchun Institute of Applied Chemistry (CIAC) and other well-known research institutes of China, we lay sound foundation for the sustainable development of Hongchuan in the future.  Our main products such as Triphenylphosphine oxide, triphenylphosphine, cyclohexylamine, dicyclohexylamine and butyrolactone, are highly appraised in the market for high quality and stable production. Relying on complete and well-established quality management system,  Hongchuan's integrity, strength and product quality are also highly recognized in the industry. Hongchuan sincerely welcomes your visit, guidance and business negotiation.