Langfang Sor Heat Insulation Materials Co., Ltd. is a professional manufacturer integrating the production and sales of mineral wool boards. Located in Hejian, Hebei, our company is large-scale, with a number of senior mineral wool board technicians, and is a trustworthy enterprise. We possess advanced production technology and equipment, a comprehensive quality assurance system, and through exquisite technology and scientific management, we meet the needs of our customers. Our products are widely sold across all provinces, municipalities, and autonomous regions in China, and are also exported to Japan, Russia, Peru, Australia, and widespread areas in Africa and the Middle East. The products are extensively used in construction, petrochemicals, electricity, metallurgy, textiles, defense, transportation, automotive manufacturing, air conditioning pipelines, train carriages, ships, cold storage, and other fields, receiving high praise from customers.