Langfang Huaneng Hongyu Plastic Products Co., Ltd. operates two production bases, one located in the Economic and Technological Development Zone of Langfang City and the other in Liugezhuang Insulation Industrial Park, Dacheng County, Langfang City. Over three decades, through the unwavering efforts and struggle of all employees, the company has continuously expanded its scale and has grown into a large enterprise in the insulation material industry. The company mainly produces thermal insulation and fire-resistant products, including rubber-foam products, XPS, rock wool products, glass wool products, extruded polystyrene insulation boards, polymer wall insulation mortar, silicate products, and genuine gold thermal insulation boards.