Langfang Sor Therm 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 numerous senior technicians skilled in mineral wool board production. We are a trustworthy enterprise. Equipped with advanced production technology and equipment, a comprehensive quality assurance system, and exquisite craftsmanship along with scientific management, we meet the needs of our customers. Our products are widely sold across all provinces, municipalities, and autonomous regions in China, and have also been exported to Japan, Russia, Peru, Australia, and vast regions in Africa and the Middle East. They are extensively used in construction, oil, chemicals, electricity, metallurgy, textiles, national defense, transportation, automotive manufacturing, air conditioning pipelines, train cars, ships, cold storage, and more, and have received high praise from a wide range of users.