Shanxi Hengchi Chemical Co., LTD. located in the famous chemical raw material hometown, Tianyuan city of China. Factory was founded in early 1996, focus on development and production of wide range of chemical raw material products, such as organic chemicals and Inorganic Chemicals ...etc. All products are processed under strict quality control. 　　Nowadays, we had build long-term business relationship with many customer from all over of world. Our goal “ Be...