China National Materials Company Limited, together with its subsidiaries, engages in the cement equipment and engineering services, cement, and high-tech materials businesses in the People's Republic of China, the Middle East, Africa, other Asian countries, Europe, the United States, and internationally. It operates in three segments: Cement Equipment and Engineering Services; Cement; and High-Tech Materials. It offers cement design and engineering, as well as cement engineering, procurement, and construction services; cement equipment, such as supporting roller of rotary kilns, girth gear of rotary kilns, preheater towers, shell of rotary kilns, dust removers, bag screens, preheaters, conveying equipment, raw meal conveyers, and milling equipment; and synthetic crystal comprising spinel, fusion-cast synthetic mica, mica powder, and polyimide composite materials. The company also provides industrial ceramics, including silicon nitride ceramic bearing balls, high-voltage porcelains, zirconia ceramic balls, ceramic gaskets, fused silica rolls, alumina ceramic products, fused silica ceramic crucibles, filtering ceramics, synthetic mica, and zirconia ceramic cutters; and composite materials for use in water tanks, wind generator blades, anticorrosive structure platform, large-scale insulators, cool towers, and light high-pressure vessels. In addition, it offers fiber glass products comprising composite glass fiber filter paper, glass fiber filter material, glass fiber filter, medical filter for removing white blood cells, side-glow plastic fiber, plastiv-covering quartz optical fiber, liquid-core optical fiber, end-golw PS plastic fiber, quartz optical fiber, and non-communication optical fiber; and cement and other products. China National Materials Company Limited was founded in 2007 and is based in Central, Hong Kong.