China National Building Material Company Limited is an investment holding company engaged in building materials, new materials, and engineering technical services. It operates through five segments: Cement, Concrete, New Materials, Engineering Technology Services, and Others. The company produces and sells cement, concrete, aggregates, fibreglass, and composite and light building materials, and also provides wind power blades, lithium battery separators, hydrogen energy storage and transportation equipment, carbon fiber, graphite powder, spherical graphite, and graphite anode materials. In addition, it offers engineering technology services to glass and cement manufacturers, equipment procurement, merchandise trading, warehouse chain operations, and procurement supply chain services. Founded in 2005 and based in Beijing, it operates in the People's Republic of China and internationally across Europe, the Middle East, Asia, Oceania, Africa, and the Americas.