Langfang Zhongda Insulation Building Materials Co., Ltd. is a professional limited liability company specialized in the production and processing of heat insulation material, glass wool, aluminum silicate, rock wool, sponge rubber, polyurethane, PEF high-pressure polyethylene and chemical products. Our company is headquartered in Grand County, on the right of the village industrial zone. We specialize in the R&D, design, production and manufacture of thermal insulation materials, sound insulation materials, high temperature materials and chemical prod1ff8ucts. We have introduced a number of domestic and foreign advanced production lines, drawing on the essence of the same industry and the wisdom of experts. Our thermal insulation material and chemicals are widely used in electric power, chemical, aviation, railway, shipping, construction, air-conditioning refrigeration and other fields.Our products have all passed the State Administration of Quality Supervision and Inspection. O... [Details]