CNBM: 2026 Interim Report

Interim Report of

China State Construction Materials Co., Ltd. (Stock Code: No.03 32:30) 3323) For identification purposes only Contents Quick View of the First Half of 2026.. 2 Company Information.. 3 Shareholding structure of the Group.. 5 Financial Data Summary.. 6 Business Data Summary.. 7 Management Discussion and Analysis.. 8 Important.. 22 Condensed Consolidated Interim Financial Information.. 29 Paraphrase.. The Chinese and English versions of this interim report are available on the Company's website at https://www.cnbmltd.com (the "Company's website"). Shareholders who have chosen or are deemed to have consented to receive the Company's corporate communications (the "Corporate Communications") through the Company's website and who, for any reason, have any difficulty in receiving or downloading the Corporate Communications published on the Company's website are entitled, upon request, to receive immediately, free of charge, a printed copy of the Corporate Communications. Shareholders may at any time change their choice of means of receipt of the Corporate Communication (i.e. To receive the Corporate Communication in printed form or to access the Corporate Communication through the Company's website). Shareholders may at any time notify the Company's H share Registrar in Hong Kong, Tricor Investor Services Limited, at 17th Floor, Far East Finance Centre, 16 Harcourt Road, Hong Kong, in writing. Or send an email to the Company's H Share Registrar in Hong Kong (email address: cnbm3323-ecom@hk.tricorglobal.com) to make a request to receive this interim report and/or change the choice of means of receiving Corporate Communications. In the first half of 2026, as the world's leading listed company in the field of materials, CNBM has deep influence in cement, commercial concrete, glass fibre, electronic cloth, gypsum board, light gauge steel keel, wind turbine blade and cement technology equipment engineering system integration services. 483 million 99.7%-829 million 6,930 million Three major segments Unit: RMB Revenue Revenue Basic materials 30,980 million New materials 28,967 million Engineering and technology 20. 988 million Share of segment 38% Share of segment 36% Share of service segment 26% Profit attributable to equity holders -3,425 million 2. RMB324 millionRMB388 million Year-on-year increase 17.7% Year-on-year decrease 44.4% Major awardsBeing included in the S & P Global CSA for Chinese enterprises for four consecutive years and awarded the best 1% rating in the S & P Global Sustainability Yearbook "2026 ESG Leader for Chinese Enterprises" (China Version) Corporate Vision To build a world-class material enterprise, Committed to Value Creation and Shareholder Return Mission Materials Create a Better World 2026 Interim Report Corporate Information Directors: Strategic Decision Committee: Executive Directors Wei Rushan (Acting Chairman) Zhou Fangsheng Wei Rushan (President) Acting as Chairman of the Board Wang Bing Nomination Committee: Miao Xiaoling Wei Rushan (Acting Chairman) Sun Yanjun Liu Jianwen Non-executive Directors Remuneration and Appraisal Committee: Wang Yumeng Zhou Fangsheng (Chairman) Sun Yanjun Chen Shaolong Wei Rushan (Acting Member) Audit Committee: Independent Non-executive Directors Li Jun (Chairman) Liu Jianwen Sun Yanjun Xia Xue Liu Jianwen Environment, Social and Governance Committee: Zhou Fangsheng Li Jun Wei Rushan (Acting Chairman) Xia Xue Li Jun Xia Xue Supervisors: Shareholder Representative Supervisor Zhang Jianfeng Independent Supervisor Li Xuan Wei Jianguo Employee Representative Supervisor Du Guangyuan Note: Mr. Zhou Yuxian has resigned as the chairman, executive director and member of the relevant board committees of the Company with effect from 27 August 2026. On the same day, Mr. Wei Rushan was appointed as the acting chairman of the Board and to exercise the powers of the relevant Board committees. Corporate information (continued) Company Secretary to the Board: Miao Xiaoling Joint Company Secretary: Miao Xiaoling Zhong Minghui Authorised Representative: Wei Rushan Miao Xiaoling Alternate Authorised Representative: Zhong Minghui Registered address: Block B, Tower 2, Guohai Plaza, No.17 Fuxing Road, Haidian District, Beijing, the PRC Office and mailing address: 21/F, Tower 2, Guohai Plaza, No.17 Fuxing Road, Haidian District, Beijing, China Postal Code: 100036 Hong Kong Representative Office Address: 40/F, Dah Sing Financial Centre, 248 Queen's Road East, Wanchai, Hong Kong, China Principal bankers: Agricultural Bank of China Limited Bank of Communications Co., Ltd. China Construction Bank Corporation PRC Legal Counsel: Global Law Firm, 15th Floor, Office Building 1, China Central Place, 81 Jianguo Road, Chaoyang District, Beijing, China & & 20/F Hong Kong Legal Advisor: Slaters, 47th Floor, Jardine House, 1 Connaught Place, Central, Hong Kong, China International Auditor: Moore Stephens CPA Limited (Certified Public Interest Entity Auditor) Domestic Auditor: Da Hua Certified Public Accountants LLP Hong Kong H Share Registrar: Tricor Investor Services Limited 17th Floor, Far East Finance Centre 16 Harcourt Road, Hong Kong, PRC Stock Code: 03323 Company's Website: https://www.cnbmltd.com Notes: 1. The Board appointed Ms. Miao Xiaoling as the secretary to the Board and the authorized representative of the fifth session of the Board of the Company. Term of office effective March 30, 2026. 2. On 17 April 2026, Ms. Miao Xiaoling obtained the relevant waiver from the Stock Exchange and began to act as a joint company secretary. 3. Pursuant to the work arrangement, Mr. Zhou Yuxian ceased to act as the authorized representative of the Company (the "Authorized Representative") under Rule 3.05 of the Listing Rules with effect

from 27 August 2026.