Hebei Dongchu Chemical Industrial Limited is a modern enterprise integrating science, industry and trade. It is a professional ctant.The products are mainly used in medicine, pesticides, sewage treatment, raw water purification, paper chemicals, textile printing and dyeing auxiliaries, oilfield chem···

Hebei Dongchu Chemical Industrial Limited is a modern enterprise integrating science, industry and trade. It is a professional ctant.The products are mainly used in medicine, pesticides, sewage treatment, raw water purification, paper chemicals, textile printing and dyeing auxiliaries, oilfield chem···

Hebei Dongchu Chemical Industrial Limited is a modern enterprise integrating science, industry and trade. It is a professional ctant.The products are mainly used in medicine, pesticides, sewage treatment, raw water purification, paper chemicals, textile printing and dyeing auxiliaries, oilfield chem···