The company has achieved ISO9001-2008 quality management system certification; ISO14001-2004 environmental management system certification;
Beijing Chengyu Specialty Chemical Co., Ltd. Beijing Chengyu Specialty Chemical Co., Ltd. English
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ADD:Shilou Town, Fangshan District, Beijing
Indole and its derivatives
Quinoline and its derivatives
Imidazole and its derivatives
Functional Materials
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