Zaozhuang World Chemical co., ltd, a specialized manufacturing which is authorized approved by Ministry of Commerce has passed through ISO9001:2015 Quality Management System Certification. We are a leading manufacturer of concrete admixtures. It is specialized in chemical admixtures research, manufacturing, and distribution. The company produces over 70 products, including construction chemical, high range water reducers, set accelerators, set retarders, anti-freezing products, coatings, adhesives, water-proofing materials etc.