Sinoma International Engineering Co Ltd (Sinoma), a subsidiary of China National Building Material Co Ltd, provides general construction contracting services to the cement industry. The company carries out projects in over 97 countries. The company offers its services under three categories: General Contracting Service, Engineering Design, and Engineering Construction.

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Sinoma has undertaken several R&D initiatives to strengthen its role in science and technology innovation. The company has focused on key core technologies, solidifying its advantages in cutting-edge technological innovation. It has increased efforts in scientific and technological research, tackling key core technologies, and released the world's first set of cement all-oxygen combustion coupled carbon capture technology. Additionally, Sinoma has developed an all-oxygen combustion coupled carbon capture process reengineering technology, which won the WCA Climate Action Technology and Engineering Award. The company has also been recognized for its integrated denitrification technology for the cement industry and its project on low-carbon cementitious materials, which won the First Prize of the Golden Bridge Award from the China Technology Market Association and the First Prize of the Hubei Provincial Science and Technology Award. The company has strengthened the management of intellectual property achievements, filing 392 invention patent applications throughout the year, including 21 international patents, and obtaining 192 invention patents, including 13 international patents. Sinoma has also implemented 89 standards projects, including 2 international standards and 38 national standards, and led or participated in the drafting or revision of 19 standards. The company has maintained high R&D investment, with a total R&D investment for the year reaching CNY1,770 million in FY2024