Core Viewpoint - The Anning Phosphogypsum Comprehensive Utilization Project (Phase I) managed by Yunnan Construction Investment Concrete (01847) is set to officially commence production on November 28, 2025, focusing on the processing of 1 million tons of phosphogypsum and 1 million tons of industrial solid waste into green building materials [1] Group 1 - The project is managed by Yunnan Construction Investment Phosphogypsum Comprehensive Utilization Industry Technology Co., which oversees construction, equipment procurement, product production, sales management, and daily operations [1] - The ownership structure of Yunnan Construction Investment Phosphogypsum Company consists of Yunnan Construction Investment holding 40%, Yunnan Construction Infrastructure Investment Co., Ltd. holding 20%, and the company being consolidated into the group's financial statements [1] - The project is designed to meet provincial R&D center standards, featuring a research and testing center and a smart control center for fully automated production and security management [1] Group 2 - Upon production commencement, the project is expected to produce 5,000 tons of road stabilizing materials, cement retarders, and harmless modified ecological restoration materials daily, along with 500 tons of artificial stone aggregate and concrete from phosphogypsum [1] - During the production ceremony, Yunnan Construction Investment Phosphogypsum Company signed strategic cooperation agreements with several raw material suppliers and intention sales cooperation agreements for a total of 200,000 tons of phosphogypsum cement retarder products with multiple cement companies [2]

香港交易及結算所有限公司及香港聯合交易所有限公司對本公告的內容概不負責，對其準確 性或完整性亦不發表任何聲明，並明確表示，概不對因本公告全部或任何部分內容而產生或 因倚賴該等內容而引致的任何損失承擔任何責任。 YCIH Green High-Performance Concrete Company Limited 1847 自願公告 本集團統籌實施的安寧磷石膏綜合利用項目（一期）建成投產 本公告乃由雲南建投綠色高性能混凝土股份有限公司（「本公司」，連同其附屬公司統稱「本集 團」）自願作出。 本公司董事會（「董事會」）欣然宣佈，於2025年11月28日，由本集團統籌實施的安寧年處理 100萬噸磷石膏+100萬噸工業固廢綠色建材產業園項目（一期）（「安寧磷石膏綜合利用項目（一 期）」或「項目（一期）」）正式投產。該項目（一期）由雲南建投磷石膏綜合利用產業技術有限公 司（「雲南建投磷石膏公司」）負責項目管理工作，包括項目建設管理、設備購置管理、產品生 產管理、產品銷售管理及日常生產經營管理。 雲南建投磷石膏公司由本公司與雲南省建設投資控股集團有限公司（「雲南建投」） 註1 各持股 40%，雲南建設基礎設施投資股份有 ...