Langfang Changnuo Energy-Saving Technology Co., Ltd. is registered at Puta Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province, with the administrative registration authority being the Administration for Market Regulation of Dacheng County, Langfang City. The legal representative is Liu Jiancong. The company's business scope includes research and development, transfer, and technical service of energy-saving products; processing and sales of thermal insulation lightweight composite sandwich panels, fire-resistant boards; sales of thermal insulation materials, fire-resistant materials, sealing materials, aluminum silicate products, extruded products, polyurethane products, and chemical products (excluding hazardous and toxic chemicals).(As applicable, subject to approval of relevant administrative authorities; permitted to operate under relevant provisions of the law.)