Five listed companies affiliated to China National Building Material Co., Ltd. were awarded Class A evaluation of information disclosure

Recently, Shanghai Stock Exchange and Shenzhen Stock Exchange announced the evaluation results of information disclosure in 2024-2025. Five listed companies of China National Building Material Co., Ltd., Tianshan Stock, Beixin Building Material, China Jushi, Sinoma Science and Technology and Sinoma International, were awarded the highest grade A (excellent) evaluation. Among them, China Jushi has been awarded Class A evaluation for 10 consecutive years, Sinoma International has been awarded Class A evaluation for 7 consecutive years, Beixin Building Materials has been awarded Class A evaluation for 5 consecutive years, and Sinoma Science and Technology has been awarded Class A evaluation for 3 consecutive years. A total of 5,104 listed companies in Shanghai and Shenzhen Stock Exchanges participated in

the evaluation and assessment, and 953 listed companies were rated as Class A, accounting for 18.67%. Among them, 515 listed companies have been rated as Class A for three consecutive years or more, accounting for 10.09%; 296 listed companies have been rated as Class A for five consecutive years or more, accounting for only 5.80%.

Information disclosure evaluation is an important yardstick to measure the level of corporate governance and information transparency of listed companies. The information disclosure work was awarded Class A, which is the high affirmation of the regulatory authorities on the information disclosure, corporate governance and standardized operation of the listed companies of China Building Materials Co., Ltd. Since 2023,

China Building Materials Co., Ltd. has incorporated the evaluation results of information disclosure into the performance evaluation system of its listed companies, and on the premise of strictly implementing the regulatory provisions and ensuring compliance with the law, it has C ontinuously focused on the key points of capital market concerns, and continuously improved information disclosure by refining the content of disclosure and optimizing the form of disclosure. Information disclosure should be true, accurate, complete and timely.

In the future, CNBM and its listed subsidiaries will continue to improve the level of information disclosure, corporate governance and investor relations management, continue to maintain transparent and timely two-way communication with the capital market, display and deliver the company's value through multiple channels, tell the story of CNBM well, strive to improve investor returns, and enhance investor identity and sense of acquisition.