Group 1 - The company, Maanshan Iron & Steel Co., Ltd. (stock code: 00323), announced a share buyback plan [1] - The company will spend 49.1352 million yuan to repurchase 21.4234 million A-shares [1] - The buyback is scheduled to take place on September 25, 2025 [1]

FF305 翌日披露報表 (股份發行人 ── 已發行股份或庫存股份變動、股份購回及/或在場内出售庫存股份) 表格類別： 股票 狀態： 新提交 公司名稱： 馬鞍山鋼鐵股份有限公司 呈交日期： 2025年9月25日 如上市發行人的已發行股份或庫存股份出現變動而須根據《香港聯合交易所有限公司（「香港聯交所」）證券上市規則》(「《主板上市規則》」)第13.25A條 / 《香港聯合交易所有限公司GEM證券 上市規則》(「《GEM上市規則》」)第17.27A條作出披露，必須填妥第一章節 。 (註7) | 第一章節 | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1. 股份分類 | 普通股 | 股份類別 | A | | 於香港聯交所上市 | 否 | | | | 證券代號 (如上市) | 00323 | 說明 | A股 | | | | | | | A. 已發行股份或庫存股份變動 | | | | | | | | | | | | 已發行股份（不包括庫存股份）變動 | | | 庫存股份變動 | | | | | | 事件 | 已發 ...

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 就因本公告全部或任何部份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。 馬鞍山鋼鐵股份有限公司 Maanshan Iron & Steel Company Limited （在中華人民共和國註冊成立之股份有限公司） （股票代號：00323） 海外監管公告 關 於 實際控制人及其一致行動人 權益變動觸及 1%刻度的提示性公告 本公告乃根據香港聯合交易所有限公司證券上市規則之13.10B條而作出。 重 要 內 容 提 示： – 1 – ‧ 本次權益變動 係 馬 鞍 山 鋼 鐵 股 份 有 限 公 司（「本公司」或「公 司」）回 購 註銷對應2024年 考 核 年 度 的 全 部 限 制 性 股 票、回 購 註 銷 人 員 異 動 觸 發 的 限 制 性 股 票，導 致 公 司 實 際 控 制 人 及 其 一 致 行 動 人 所 持 有 的 公 司 股 份 比 例 被 動 增 加 所 致，不 觸 及 要 約 收 ...

马鞍山钢铁股份有限公司关于实际控制人及其 一致行动人权益变动触及 1%刻度的提示性公告 股票代码：600808 股票简称：马钢股份 公告编号：2025-047 马鞍山钢铁股份有限公司（"本公司"或"公司"）董事会及全体董事保证本公告内 容不存在任何虚假记载、误导性陈述或者重大遗漏，并对其内容的真实性、准确性和完 整性承担个别及连带责任。 重要内容提示： 本次权益变动系公司回购注销对应 2024 年考核年度的全部 限制性股票、回购注销人员异动触发的限制性股票，导致公司实际控 制人及其一致行动人所持有的公司股份比例被动增加所致，不触及要 约收购。 本次权益变动不会使公司控股股东及实际控制人发生变化。 本次权益变动后，公司实际控制人中国宝武钢铁集团有限公 司（"中国宝武"）及其一致行动人马钢（集团）控股有限公司（"马 钢集团"）、宝钢香港投资有限公司（"宝港投"）合计持有公司股 份的比例由 52.999%被动增加至 53.146%。 一、本次权益变动基本情况 （一）信息披露义务人信息 1、中国宝武钢铁集团有限公司 公司实际控制人，不直接持有公司股份，现通过马钢集团、宝港 投间接控制公司 53.146%股份。 2、马 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 600808 | 马钢股份 | 3.65 | -1.35% | 90.66万 | 3.29亿 | | 601005 | 重庆钢铁 | 1.47 | -0.68% | 124.11万 | + 1.82亿 | | 601003 | 柳钢股份 | 5.19 | 0.00% | 15.78万 | 8179.30万 | | 600022 | 山东钢铁 | 1.49 | 0.00% | 66.96万 | 9967.57万 | | 000932 | 华菱钢铁 | 6.24 | 0.00% | 55.35万 | 3.44亿 | | 600782 | 新钢股份 | 4.02 | 0.00% | 29.93万 | 1.20亿 | | 000761 | 本钢板材 | 3.49 | 0.00% | 9.99万 | 3475.27万 | | 000717 | 中南股份 | 2.70 | 0.00% | 31.27万 | 8416.09万 | | 000898 | 鞍钢股份 ...

每经AI快讯，港股钢铁股午后跌幅扩大，截至发稿，马鞍山钢铁股份跌5.41%，报2.45港元；鞍钢股份 跌5.48%，报2.07港元；重庆钢铁股份跌5.04%，报1.32港元。 ...

Group 1 - The company held the 31st meeting of the 10th Supervisory Board on September 22, 2025, with all three supervisors present, and the meeting was chaired by Mr. Hong Gongxiang [2][4] - The Supervisory Board approved the proposal for the reduction of capital by Maanshan Iron & Steel Co., Ltd. in its associate company, Baowu Water Technology Co., Ltd., stating that the proposal aligns with the company's operational needs and strategic development [3][4] - The voting result for the proposal was unanimous approval with 3 votes in favor, 0 against, and 0 abstentions [4] Group 2 - The company announced that its controlling subsidiary, Maanshan Iron & Steel Co., Ltd., will reduce its capital in Baowu Water Technology Co., Ltd. through an asset valuation method, which constitutes a related party transaction [7][9] - The capital reduction agreement was signed on September 22, 2025, involving Maanshan Iron & Steel Co., Ltd. and 18 other shareholders, with the company's shareholding in Baowu Water decreasing from 14.977% to 3.151% [9][12] - The total equity value of Baowu Water was assessed at RMB 435.6 million, reflecting an increase of RMB 25.579 million, or 6.24%, compared to the book net asset value [12][13] Group 3 - The capital reduction will enhance the operational efficiency and effectiveness of Maanshan Iron & Steel Co., Ltd., and will not significantly impact its daily operations or financial status [14][16] - The independent directors reviewed and approved the capital reduction proposal, confirming that it aligns with the company's operational strategy and does not harm the interests of shareholders, especially minority shareholders [16][18] - The Board of Directors also approved the capital reduction proposal, with the related director abstaining from the vote, and the independent directors voting in favor [17][28]

Core Viewpoint - Maanshan Iron & Steel Co., Ltd. (00323.HK) has signed a capital reduction agreement with Baowu Water and 18 other shareholders, reducing its stake in Baowu Water from 14.977% to 3.151% through a capital reduction of RMB 53,838.22 million, aimed at improving operational efficiency and effectiveness [1]. Group 1 - The capital reduction involves three shareholders, including Maanshan Iron & Steel, while the other sixteen shareholders will not participate in the reduction [1]. - The capital reduction is intended to enhance the operational efficiency and effectiveness of Maanshan Iron & Steel, without significantly impacting its daily operations and financial status [1]. - Following the capital reduction, Maanshan Iron & Steel will possess water assets closely related to its production, which is expected to lower operational costs and improve production stability [1]. Group 2 - As of the announcement date, Maanshan Group holds approximately 48.20% of the company's issued share capital and is the controlling shareholder, while China Baowu is the controlling shareholder of Maanshan Group, collectively holding about 52.999% of the shares [1]. - The ultimate beneficial owners of Maanshan Limited, Baowu Water, and the other sixteen shareholders prior to the capital reduction are all ultimately owned by China Baowu [1].

Core Viewpoint - Maanshan Iron & Steel Co., Ltd. has signed a capital reduction agreement to reduce its stake in Baowu Water from 14.977% to 3.151%, with a capital reduction amounting to RMB 53.83822 million, aimed at improving operational efficiency and effectiveness [1] Group 1: Capital Reduction Details - The capital reduction involves three shareholders, including Maanshan Iron & Steel Co., Ltd., while the other sixteen shareholders will not participate in the reduction [1] - The capital reduction is based on the valuation of the circulating water assets related to Baowu Water [1] Group 2: Ownership Structure - As of the announcement date, Maanshan Group holds approximately 48.20% of the issued share capital of the company and is the controlling shareholder [1] - China Baowu Steel Group is the controlling shareholder of Maanshan Group, indirectly holding about 52.999% of the company's shares [1] Group 3: Operational Impact - The capital reduction is intended to enhance the operational efficiency and effectiveness of Maanshan Iron & Steel Co., Ltd. [1] - The reduction will not significantly impact the daily operations and financial status of Maanshan Iron & Steel Co., Ltd. [1] - By acquiring the circulating water assets, Maanshan Iron & Steel Co., Ltd. aims to lower operational costs and improve production stability [1]

本次减资是为了提升马钢有限的运营效率和效益，不会对其日常经营和财务状况构成重大影响。通过本 次减资，马钢有限拥有与其生产密切相关的循环水资产，有利于降低马钢有限运行成本，提高马钢有限 生产运营的协同性及紧密度，增强马钢有限生产的稳定性。 马鞍山钢铁股份(00323)发布公告，于2025年9月22日，马钢有限与宝武水务及其另外十八家股东共同签 署减资协议。根据减资协议，本次进行减资的股东含马钢有限共三家，其余十六家股东不进行减资。马 钢有限以与其相关的宝武水务的循环水资产作价，对宝武水务进行减资人民币5.38亿元(含税);马钢有限 持有宝武水务股权比例由14.977%降至3.151%。 ...