Paper Chemicals, Paper Sizing Agent, Paper Strength Agent manufacturer / supplier in China, offering Multifuctional Polymers Poly Dadmac Water Treatment, Polydadmac 40% – High-Efficiency Cationic Coagulant for Potable Water, Wastewater & Paper Industry Applications, High-Quality Polydadmac Coagulant for Industrial & Municipal Water Treatment and so on.