Beijing Chengyu Specialty Chemical Co., Ltd. founded in 1995 with approximately 80 employees, is located in the beautiful Shilou High-tech Chemical Zone of Fangshan District of Beijing City. Our facility which covers an area of 43,000 square meters, which is within convenient traveling distance from the Liulihe Railway Station, Jingshi Expressway, Beijing Capital International Airport, Tianjin Port, and Yanshan Petrochemical Company.As the Chinese biggest manufacturer of Indole chemicals, Cheng...

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