Hengshui Zehao Chemicals Co., Ltd. is a professional manufacturer in chemical industrial field, specialize in bitumen. Our factory located in hebei province, north China. Our products list as....
Hengshui Zehao Chemicals Co., Ltd. is a professional manufacturer in chemical industrial field, specialize in chemical raw material. our factory located in hebei province, north China. Our products ....
Hengshui Zehao Chemicals Co., Ltd. Mainly supply various grade rubber Gum Rosin, Coal tar, Coal Tar Pitch, Antioxidant RD, Paraffin Wax etc. If you are interest in our products you can contact me by....