Blend Polyol, Flame Retardant, Polyether Polyol manufacturer / supplier in China, offering High Quality Polyether Polyol Used for Thermal Insulation Layer of The Refrigerator and Freezer Sdj2401 п о л и о л, Freeking Good Quality Polyether Polyol Rigid Polyurethane Foam for Frezzer 141b Blowing Agent Sdj2402 изолировать, Blend Polyol of Rigid PU Foam for Refrigerator and Freezer Usage and so on.