Changfeng Was Founded In 1999 The Major Products Include Ammonium Polyphosphatephosphorus Containing Halogen Free Flame Retardantammonium Phosphatepotassium Phosphate And Fluid Soluble Fertilizersolid And Liquid With Complete Raw Material Production Line And The Matching Production Licenses For Hazardous Chemicalschangfeng Is The Professional Manufacture Of Producing Ammonium Polyphosphateappin Chinawhich Supplies The Necessary Conditions For Sustainable Development Ammonium Polyphosphate Phase Iammonium Polyphosphate Phase Iiammonium Polyphosphate Phase Ii Coated Typeammonium Polyphosphate Water Solubleammonium Polyphosphate Liquid
