Longdefa thermal insulation & chemical material Co., Ltd. Intergrates research, development, production and sales. It specialized in producing heat preservation building materials and chemical products such as Rubber plastic heat-insulation and heat-preservation materials, Centrifugal glass wool, Extruded polystyrene heat-preservation board(XPS). Ion exchange resin.

Our company occupies dominant position in Green heat-preservation building material industry depending on the best production technology and industry advantage, our products covered all provinces, municipalities, autonomous regions in China, even exported to Europe, the United States, Russia, as well as Southeast Asia Countries according to its superior quality, perfect services, large-capacity storage, convenient transportation rapid and timely logistics system.