Zhengzhou Zhengnai Industry Co., Ltd. Was incorporated in 2011 in China, is a comprehensive enterprise integrating science, industry and trade. The company's production base is located in Xinmi city, Henan province.

Main products: Aluminum-silicon products, corundum-mullite products, silicon carbide products, sillimanite products, alumina hollow spheres products, mullite light products and zirconium products, as well as ramming materials, castables and refractory mud of related materials. Widely used in iron and steel, non-ferrous metallurgy, chemical power, glass and other industries. The products produced by high temperature shuttle kiln are used in high temperature shuttle kiln and tunnel kiln of refractory industry; Steel rolling heating furnace of metallurgical industry; Reaction kettle of chemical industry, melting pool and lattice brick of glass industry; Circulating fluidized bed boiler of electric power industry; Kiln body, pusher board and casket of electronic ceramics; Reaction furnace and garbage incinerator of carbon black industry.