According to enterprise data, China National Building Materials Corporation (stock code: HK3323) was listed on the Hong Kong Stock Exchange in March 2006, and was reorganized with the former Sinoma Corporation in May 2008. It is the core industrial platform and flagship listed company of China Building Materials Group Co., Ltd., a large-scale building materials central enterprise. It owns 7 A-share listed companies, with a total staff of nearly 6.5438+0.5 million. Is the world's largest manufacturer of cement, commercial concrete, glass fiber, gypsum board, wind turbine blades, light steel keel, the world's largest cement technology and equipment engineering system integration service provider.