General Principles - The information disclosure is a continuous responsibility of the company and must be timely, truthful, accurate, complete, and clear [1][2] - Information must be disclosed simultaneously to all investors without prior leaks to any individual or entity [1][2] Disclosure Obligations - The company must disclose information related to major asset restructuring, refinancing, and significant transactions involving relevant parties [1][2] - Information disclosure documents include periodic reports, temporary reports, prospectuses, and acquisition reports [2][3] Voluntary Disclosure - The company may voluntarily disclose information relevant to investors' value judgments and investment decisions, provided it does not conflict with legally required disclosures [2][3] - Voluntary disclosures must adhere to the principles of fairness, consistency, and must not mislead investors [2][3] Consistency and Clarity - Disclosed information must be consistent over time, with financial data showing reasonable correlation and non-financial data supporting each other [3][4] - Announcements should be clear, logical, and avoid excessive jargon or vague expressions [3][4] Major Events Disclosure - The company must disclose major events that could significantly impact stock trading prices promptly, including changes in business direction, major investments, and significant losses [16][17] - Disclosure must occur at the earliest of the following: board resolution, signing of agreements, or when management becomes aware of the event [18][19] Reporting Procedures - The company must follow specific procedures for preparing, reviewing, and disclosing periodic and temporary reports, ensuring compliance with regulations [49][50] - The board of directors is responsible for ensuring timely disclosures and must approve all periodic reports before they are released [50][51] Responsibilities of Management - The board of directors and senior management are responsible for the accuracy and completeness of disclosed information and must report any significant changes or risks [27][28] - The company must maintain communication with investors and the public, including establishing dedicated investor relations channels [5][6] Confidentiality and Insider Information - Individuals with access to insider information must maintain confidentiality and are prohibited from trading based on undisclosed information [64][65] - The company must implement strict measures to prevent leaks of undisclosed major information [66][67]

Core Viewpoint - The investor relations management system of Shandong Nanshan Aluminum Co., Ltd. aims to enhance communication with investors, protect their rights, and improve corporate governance to maximize company value and shareholder interests [1][2]. Group 1: Objectives and Principles - The purpose of investor relations management includes establishing effective communication channels, building a stable investor base, and promoting the overall and shareholder interests of the company [2][3]. - The basic principles of investor relations management are compliance, equality, proactivity, and honesty [3][4]. Group 2: Management Content and Methods - The company will utilize multiple channels for investor relations management, including the company website, new media platforms, and direct communication methods [5][6]. - Key communication topics with investors include the company's development strategy, legal disclosures, operational management information, and risk factors [5][6]. Group 3: Organizational Structure and Implementation - The chairman of the board is the primary responsible person for investor relations management, with the board of directors overseeing the decision-making process [19][20]. - The investor relations department is tasked with timely information disclosure, organizing meetings, and maintaining communication with investors [21][22]. Group 4: Communication and Reporting - The company must disclose information on the designated website and ensure that no public communication occurs before official announcements [12][13]. - Investor meetings should be announced in advance, and the company must provide a summary of the meeting afterward [7][29]. Group 5: Training and Documentation - The company will provide training on investor relations management for employees, especially for senior management [32][33]. - A comprehensive documentation system will be established to record investor relations activities, including participant details and discussion topics [33][34].

山东南山铝业股份有限公司 提名委员会工作细则（2025 年 8 月修订） 第一章 总 则 第一条 为进一步规范公司董事和高级管理人员的选聘工作，优化董事会人 员组成，完善公司治理结构，根据《中华人民共和国公司法》（以下简称《公 司法》）、《上市公司治理准则》《公司章程》及其他有关规定，公司特设立 董事会提名委员会，并制定本工作细则。 第二条 董事会提名委员会是董事会设立的专门工作机构，主要负责对公司 董事及须由董事会聘免的高级管理人员的人选、选择标准和程序进行研究并提 出建议。 第二章 人员组成 第六条 提名委员会委员任期与其在董事会的任期一致，委员任期届满，连 选可以连任。期间如有委员不再担任公司董事职务，自动失去委员资格。董事 会可以审议终止提名委员会委员资格。提名委员会人数不足时，需根据上述第 三至第五条规定补足。 第七条 提名委员会因委员辞职、免职或其他原因而导致人数低于规定人数 的三分之二时，公司董事会应尽快增补新的委员人选。在提名委员会委员人数 达到规定人数的三分之二以前，提名委员会暂停行使本议事规则规定的职权。 第八条 《公司法》、《公司章程》关于董事义务的规定适用于提名委员会 委员。 第三章 ...

Core Viewpoint - The company has established an Audit Committee under the Board of Directors to enhance decision-making capabilities, ensure effective supervision of the management, and improve corporate governance structure [1]. Group 1: General Provisions - The Audit Committee is responsible for financial inspection, supervision of directors and senior management, and proposing the convening of extraordinary shareholder meetings when necessary [1][2]. - The committee consists of five members, including three independent directors, with the chairperson being a professional in accounting [2][3]. Group 2: Responsibilities and Authority - The main responsibilities of the Audit Committee include supervising external and internal audits, reviewing financial information, and assessing internal controls [2][5]. - The committee is tasked with ensuring the integrity of financial reports and addressing any issues related to fraud or significant misstatements [5][10]. Group 3: Decision-Making Procedures - The Audit Committee must approve certain matters, such as the disclosure of financial reports and the hiring or dismissal of external auditors, before submitting them to the Board for review [9][10]. - Meetings of the Audit Committee are required to be held regularly, with at least four meetings annually, and decisions must be made with a majority vote [11][14]. Group 4: Meeting Protocols - The committee meetings can be regular or temporary, with specific notification requirements for all members [11][12]. - Meeting records must be maintained, detailing attendance, discussions, and voting outcomes, and these records should be preserved for at least ten years [14][15].

Core Viewpoint - The company has established a public opinion management system to enhance its ability to respond to public sentiment and mitigate the impact of negative information on its stock and business operations [1][2]. Group 1: General Principles - The public opinion management system aims to quickly address various types of public sentiment that may affect the company's stock price and reputation [1]. - Public sentiment includes negative or false media reports, rumors, and any information that could influence investor behavior [1][2]. Group 2: Organizational Structure and Responsibilities - The company has formed a public opinion response team, which includes members from the securities, legal, and public relations departments [2]. - The public opinion response team is responsible for assessing the impact of public sentiment and coordinating external communications [2][3]. - A monitoring team has been established to conduct 24-hour surveillance of online information related to the company [2][3]. Group 3: Handling Principles and Measures - Public sentiment is categorized into major and general sentiment, with major sentiment having a broader impact on the company's image and operations [3][4]. - The company emphasizes timely, coordinated, targeted, and prudent responses to public sentiment [4]. - The reporting process for public sentiment includes immediate notification to the securities department and management for further action [4][5]. Group 4: Accountability - Employees and insiders are obligated to maintain confidentiality regarding undisclosed significant information, with penalties for breaches that cause company losses [5]. - The company reserves the right to pursue legal action against media that disseminate false or misleading information [5]. Group 5: Implementation and Interpretation - The public opinion management system will be executed in accordance with national laws and the company's articles of association [5]. - The board of directors is responsible for interpreting the system, which becomes effective upon approval [5].

Meeting Details - The first extraordinary general meeting of 2025 will be held on September 15, 2025, at 14:30 [1] - The meeting will take place at the Nanshan International Conference Center, Longkou City, Shandong Province [1] - Voting will be conducted through both on-site and online methods using the Shanghai Stock Exchange's voting system [2][3] Voting Procedures - Shareholders can vote via the trading system or the internet voting platform, with specific time slots for voting on the day of the meeting [3][4] - Shareholders holding multiple accounts can aggregate their voting rights across all accounts [4] - The first voting result will be considered valid if the same voting right is exercised multiple times [4] Attendance and Registration - Only shareholders registered by the close of trading on September 5, 2025, are eligible to attend the meeting [5] - Shareholders can appoint proxies to attend and vote on their behalf, with specific documentation required for registration [5][6] Agenda and Proposals - The meeting will review non-cumulative voting proposals that have been approved by the board and supervisory committee [2][7] - There are no related shareholders that need to abstain from voting on the proposals [2]

证券代码：600219 证券简称：南山铝业 公告编号：2025-044 山东南山铝业股份有限公司 第十一届董事会第二十一次会议决议公告 公司股份回购尚在进行中，后续有权享受本次现金红利分配的股份数以公司 2025 年半年 度利润分配股权登记日数据为准。 的，公司拟维持按每 10 股派发现金红利 0.40 元（含税）不变，相应调整分配总额，并将 在相关公告中披露。 本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法律责任。 山东南山铝业股份有限公司（以下简称"公司"或"本公司"）第十一届董事会第二 十一次会议于 2025 年 8 月 27 日上午 10 时以现场和通讯相结合的方式召开，公司于 2025 年 8 月 17 日以书面、传真和邮件方式通知了各位参会人员。会议应到董事 9 名，实到董 事 9 名，其中，独立董事 3 名，公司监事和高级管理人员列席了会议。会议的召开符合《公 司法》和《公司章程》的有关规定，会议决议合法有效。会议由董事长吕正风先生主持， 经审议表决通过了以下议案： 一、审议通过了《山东南山铝业股份有限公司 2025 年 ...

Core Viewpoint - Tianshan Aluminum Group held a performance briefing on August 28, 2023, discussing key areas such as costs, project progress, capacity planning, dividend policies, and market price trends, attracting over 80 institutions including Jiashi Fund and Guangfa Fund [1] Cost-Related Issues - In the first half of 2025, the integrated cost of electrolytic aluminum is expected to stabilize at 13,900 yuan/ton. Despite rising petroleum coke prices, the company maintains controllable cost increases due to its geographical advantages in Xinjiang, with normal profitability sustained through price adjustments [1] - The procurement cost of bauxite was initially high due to elevated costs at the end of 2024, but most of the high inventory was efficiently digested by the second quarter, with current procurement prices falling to around 75 USD/ton [1] Project Construction Progress - The Indonesian project, which includes alumina and bauxite projects, has completed resource layout and infrastructure planning, entering the detailed mining survey phase [2] - The green low-carbon energy efficiency enhancement project for 1.4 million tons of electrolytic aluminum is expected to have some electrolytic cells powered by the end of November 2025, with the first batch of aluminum ingots produced as early as December [2] Capacity and Dividend Planning - In the first half of 2025, aluminum ingot production is approximately 580,000 tons, and alumina production is about 1.2 million tons, both achieving full production and sales [3] - According to the shareholder return plan for the next three years, the company will distribute cash dividends of no less than 30% of the distributable profits each year. In May, a cash dividend of 2 yuan per 10 shares was distributed, totaling 922 million yuan (including tax) [3] Inventory and Price Trends - The inventory of Guinean bauxite at the port is at a normal turnover level. The price of alumina may be disturbed in the short term due to the planning and construction of multiple alumina plants domestically and internationally, leading to a competitive pricing environment [4] - The market prices, inventory, and transactions of electrolytic aluminum remain stable, with the company maintaining an optimistic view on the fundamentals of the aluminum industry [4] Cost Improvement and Business Outlook - The company expects to improve electrolytic aluminum costs in the second half of the year by eliminating the lag effect of raw material costs and optimizing electricity costs [5] - The high-purity aluminum market demand is expected to rebound, with the company aiming to solidify its position in the capacitor foil raw material market and explore applications in high-end fields such as military and aerospace [5] Asset-Liability and Financial Costs - As a capital-intensive integrated aluminum enterprise, the company has a relatively high asset-liability ratio due to industry chain expansion. Future efforts will focus on optimizing debt structure, improving operating cash flow, and controlling investment pace to reduce the asset-liability ratio to a reasonable level [6] - Financial costs are expected to decrease as interest-bearing debt scales down and financing costs decline, although the specific reduction will depend on multiple factors [6] Downstream Business Situation - The company's downstream plate and foil business is stable in production and sales, with the Xinjiang blank material production line and Jiangyin plate and foil production line in a critical ramp-up phase, aiming to achieve full production as planned [7] - The integrated advantages of the entire industry chain provide significant cost competitiveness in blank material processing, with comprehensive electricity costs notably lower than the industry average [7]

Core Viewpoint - The company Ding Sheng New Materials announced a guarantee agreement with Industrial Bank, providing a joint liability guarantee of RMB 100 million for its wholly-owned subsidiary Ding Fu Aluminum, with a guarantee period of three years after the debt performance period expires [1] Group 1 - The guarantee amount is set at RMB 100 million [1] - The guarantee is for the company's wholly-owned subsidiary Ding Fu Aluminum [1] - The guarantee period lasts for three years after the debt performance period ends [1]

Cost Structure and Production - The integrated cost of electrolytic aluminum for the first half of 2025 is stable at 13,900 RMB/ton [3] - The procurement price of bauxite has decreased to around 75 USD/ton after effective inventory digestion [3] - The production volume for aluminum ingots in the first half of 2025 is approximately 580,000 tons, and for alumina, it is about 1.2 million tons [5] Project Development and Capacity Expansion - The 200,000 tons electrolytic aluminum project is expected to start production by the end of November 2025, with full capacity release in 2026 [4] - The Indonesian alumina project is progressing smoothly, currently in the detailed exploration phase [4] Financial Performance and Dividends - The company distributed a cash dividend of 2 RMB per 10 shares in May 2025, totaling 922,244,323 RMB [4] - Future cash dividends are planned to be no less than 30% of the distributable profits each year [4] Market Outlook and Demand - The domestic aluminum demand is expected to maintain steady growth, driven by emerging industries such as new energy and photovoltaics [6] - The global tariff disputes on aluminum products are anticipated to have limited impact on domestic business [5] Cost Improvement Strategies - Cost improvements for electrolytic aluminum are expected through the elimination of raw material cost lag effects and optimization of electricity costs [6] - The mining cost of Guangxi bauxite is significantly lower than current market prices, providing a cost advantage [6] High-Purity Aluminum Market - The high-purity aluminum market has shown recovery in 2025, with plans to focus on core markets and explore high-end applications [6]