Foam profile design, Zhucheng Yong Hua Plastic Foam (certified), Changyi foam profiles provided by Zhucheng Yong Hua Plastic Foam Factory. Zhucheng Yong Hua Plastic Foam Factory (www.zchyps.com) is specialized in the "foam board, polystyrene, foam packaging" of the enterprise, the company of "honesty, hard service" concept, to provide you with the most quality products and services. Welcome to inquire! Contact: Zhu Yong. Excellent polystyrene foam board insulation properties of its thermal conductivity is much lower than other insulation materials foam profile processing, less 0.028w / mk, and therefore it has the characteristics of high thermal resistance, low linear expansion. Poly stupid foam board is widely used in wall insulation, flat concrete roof and steel roof insulation.