China R & D, design, production of thermal insulation materials of the backbone enterprises, the company is located in the green insulation building materials capital of Dacheng County, Hebei Province, the production of "Huazhang" brand rubber and plastic and related ancillary products. Advanced Technology, professional experience, "Hua Zhang" brand famous at home and abroad. Products sell well in 29 provinces, cities, autonomous regions, and the main cities in the country with sales departments, the formation of a sound marketing network. Adhering to the strategic thought of safety, rationality and sustainable development, the pioneering spirit of "people-oriented, innovation and truth-seeking, unity and dedication" , with high-quality products to benefit the people, serve the society and create a world brand of national industry.