Hebei Runyi Fireproof Materials Co., Ltd. is registered in Houzhang Village, Beiwei Town, Dacheng County, Langfang City, Hebei Province. The registration authority is the Market Supervision and Administration Bureau of Dacheng County, Langfang City, and the legal representative is Zhang Jiachuan. The business scope includes general projects: production and sales of fireproof sealing materials, coating manufacturing and sales (excluding hazardous chemicals), production and sales of refractory materials, manufacturing and sales of insulation and sound insulation materials, sales of valves and plugs, sales of glass fibers and products, sales of high-performance fibers and composite materials, sales of building waterproofing membrane products, sales of insulation materials, sales of sealing fillers, sales of anti-corrosion materials, sales of seals, sales of graphite and carbon products, sales of high-performance sealing materials, import and export of goods Building cleaning services (...