Zhengzhou Rongsheng Kiln Refractories Co., Ltd., headquartered in Zhengzhou, Henan Province, is a subsidiary of Henan Rongsheng Technology Group Co., Ltd. and a national high-tech enterprise integrating the R&D and production of refractory materials with engineering construction and technical services. Its core business involves the R&D and production of shaped and unshaped refractory materials, as well as providing comprehensive turnkey services—including the optimized installation, laying, and professional firing of refractory materials for various thermal equipment. The company operates a production line with an annual capacity of 80,000 tons for shaped refractories and another with an annual capacity of 50,000 tons for unshaped refractories. Its product range includes heavy-duty shaped and unshaped refractories, as well as lightweight shaped and unshaped refractories, which are widely used in multiple industries such as steel, cement, glass, power, and non-ferrous metals.