Langfang Dingcheng Energy Saving Technology Co., Ltd. Was established on July 12, 2019, with its registered address at Wangzhangji Village, Liugezhuang Town, Dacheng County, Langfang City, Hebei Province, and its legal representative is Jin Zhaoxia. The business scope includes technical development, technical consultation, technology transfer and technical services of energy-saving products; Processing and sales: Grid cloth, heat preservation nails, heat insulation light composite sandwich board, facing mortar; Sales: Bonding mortar, rock wool products, glass wool products, rubber and plastic products, aluminum silicate products, silicate products, sealing materials, waterproof materials, building materials, chemical products (excluding dangerous drugs); Construction of anti-corrosion and thermal insulation works.