In the midsummer, the scorching sun was burning, and the outdoor temperature was soaring. It was very hot and hot. Who has ever thought that in such a weather, steel workers in the production lines of the steelworks remain stuck in front of the forty or fifty degrees Celsius, sweating and smelting a package of

Hebei Zeal Fiberglass Materials Co. Ltd., is a production enterprise of fire sleeving and other fireproof materials, the company has three production workshops, mainly for silicone fiberglass products, aluminum foil fiberglass products, and high silica materials products, products are widely used in aerospace, metallurgy, casting, electric power, military and other industries, Products are exported to Europe, Southeast Asia, the Middle