Core Points - The company establishes a system for managing insider information to enhance confidentiality and ensure fair disclosure in accordance with relevant laws and regulations [1][2][29] - The board of directors is responsible for the registration and filing of insider information, ensuring the accuracy and completeness of the insider list [2][3] - Insider information includes significant undisclosed information related to the company's operations, finances, or events that could impact stock prices [3][4] Group 1: Insider Information Management - The company defines insider information as undisclosed information that could significantly affect the company's stock or derivatives [3][4] - The scope of insider information includes major changes in business strategy, significant asset transactions exceeding 30% of total assets, and major debt defaults [5][6] - The company must maintain a record of all individuals who have access to insider information, including their relationship to the company and the nature of the information received [6][7] Group 2: Responsibilities of Insider Information Holders - Insider information holders are required to keep the information confidential and are prohibited from trading based on this information [21][22] - The company must ensure that the number of individuals aware of insider information is minimized and that all relevant parties are informed of their obligations [22][23] - Any breach of confidentiality or insider trading will result in disciplinary actions, including potential legal consequences [26][27] Group 3: Reporting and Compliance - The company is required to report insider information to regulatory bodies within specified timeframes following public disclosure [9][10] - A detailed record of the process surrounding significant events must be maintained, including timelines and involved parties [11][12] - The company must comply with all relevant laws and regulations regarding insider information management and reporting [29][30]

Core Points - The company establishes an Audit Committee to enhance decision-making and ensure effective supervision of the management team [1][2] - The Audit Committee consists of three directors, including two independent directors, with one being a professional accountant [2][3] - The main responsibilities of the Audit Committee include reviewing financial information, supervising internal and external audits, and evaluating internal controls [4][5] Group 1: Committee Structure - The Audit Committee is a specialized body under the Board of Directors, responsible for auditing and financial oversight [1][2] - The Chairperson of the Audit Committee is an independent director with accounting expertise [2][3] - The term of the Audit Committee members aligns with that of the Board of Directors, allowing for re-election unless disqualified [3][4] Group 2: Responsibilities and Powers - The Audit Committee supervises and evaluates the work of external auditors and internal audit functions [4][5] - It is responsible for reviewing the company's financial information and ensuring its accuracy and completeness [4][5] - The Committee must approve certain actions, such as the hiring or firing of external auditors and significant accounting policy changes, before they are submitted to the Board [4][5] Group 3: Meeting Procedures - The Audit Committee is required to meet at least quarterly, with provisions for special meetings as needed [9][12] - A quorum for meetings requires the presence of at least two-thirds of the members [12][13] - Decisions made by the Committee must be documented and reported to the Board of Directors [15][36]

Core Points - The document outlines the operational guidelines for the General Manager of Dazhong Mining Co., Ltd, ensuring compliance with laws and regulations while defining responsibilities and authority [1][2][3] Group 1: General Provisions - The guidelines are established to regulate the management behavior of the General Manager and ensure the smooth execution of duties [1] - The General Manager must adhere to legal and regulatory requirements, act in good faith, and protect the company's interests [1][2] - The guidelines apply to the General Manager and senior management team, including the Vice General Manager and Financial Officer [1][2] Group 2: Appointment and Qualifications - The General Manager is a senior management position responsible for overall company operations and reports directly to the Board of Directors [2][3] - The appointment of the General Manager is proposed by the Chairman and approved by the Board, with specific restrictions on who can hold the position [3] Group 3: Powers and Responsibilities - The General Manager has the authority to manage production operations, implement board resolutions, and propose appointments of senior management [3][4] - Responsibilities include maintaining company assets, adhering to company policies, and ensuring the completion of operational goals [4] Group 4: Conduct and Accountability - The General Manager must follow a strict code of conduct, including avoiding conflicts of interest and ensuring compliance with laws [4][5] - Violations of these conduct rules may result in penalties or the requirement to return any improperly gained income [4][10] Group 5: Financial Management - The document specifies procedures for financial management, including approval processes for significant expenditures [7] - The Financial Officer is responsible for overseeing financial operations and ensuring compliance with accounting standards [6] Group 6: Meeting and Reporting Procedures - Regular meetings of the General Manager's office are mandated to discuss significant company matters, with specific notification and attendance requirements [8][9] - The General Manager is required to report to the Board on operational performance and significant contracts [9] Group 7: Incentives and Disciplinary Measures - The compensation of the General Manager and senior management is linked to company performance, with provisions for rewards and penalties based on conduct and performance [8][10] - Serious misconduct may lead to economic penalties or termination of employment [10] Group 8: Miscellaneous Provisions - Any matters not covered by these guidelines will be governed by relevant laws and the company's articles of association [10] - The guidelines will take effect upon approval by the Board of Directors [10]

证券代码：001203 证券简称：大中矿业 公告编号：2025-082 债券代码：127070 债券简称：大中转债 大中矿业股份有限公司 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 大中矿业股份有限公司（以下简称"公司"或"本公司"）于 2025 年 6 月 《关于购买资产暨关联交易的议案》，关联董事牛国锋先生、林来嵘先生、林圃 生先生回避表决。具体情况如下： 一、关联交易概述 （一）交易基本情况 公司职能部门的行政人员主要集中在内蒙古包头市办公。随着公司业务规模 扩大、招聘人员逐年增多，以及分子公司间的人员调配，公司根据经营需要，拟 购买内蒙古众兴煤炭集团有限责任公司（以下简称"众兴煤炭"）位于包头市的 办公楼部分楼层（以下简称"交易标的"）作为行政人员的办公场所。本次购买 的楼层是公司在前期已经向众兴煤炭租赁的办公用房，本次购买该房产将有利于 减少公司与众兴煤炭之间的关联交易，交易存在必要性。经上海申威资产评估有 限公司出具的《资产评估报告》，房产价值 5,017.10 万元。以上述评估值为基 础，交易双方协商确定房产的最终作价为 5,017 万元。 ...

| 证券代码：001203 | 证券简称：大中矿业 | 公告编号：2025-082 | | --- | --- | --- | | 债券代码：127070 | 债券简称：大中转债 | | 大中矿业股份有限公司 关于购买资产暨关联交易的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 大中矿业股份有限公司（以下简称"公司"或"本公司"）于 2025 年 6 月 26 日召开第六届董事会第十六次会议和第六届监事会第十次会议，审议通过了 《关于购买资产暨关联交易的议案》，关联董事牛国锋先生、林来嵘先生、林圃 生先生回避表决。具体情况如下： 一、关联交易概述 （一）交易基本情况 公司职能部门的行政人员主要集中在内蒙古包头市办公。随着公司业务规模 扩大、招聘人员逐年增多，以及分子公司间的人员调配，公司根据经营需要，拟 购买内蒙古众兴煤炭集团有限责任公司（以下简称"众兴煤炭"）位于包头市的 办公楼部分楼层（以下简称"交易标的"）作为行政人员的办公场所。本次购买 的楼层是公司在前期已经向众兴煤炭租赁的办公用房，本次购买该房产将有利于 减少公司与众兴煤炭之间的关联交易，交 ...

Core Viewpoint - The company has approved the purchase of office floors from Inner Mongolia Zhongxing Coal Group, with a total assessed value of 50.17 million yuan, which will enhance its office capacity and corporate image [1] Group 1: Transaction Details - The board and supervisory board of the company convened on June 26, 2025, to review and approve the purchase of certain floors of an office building located in Baotou City [1] - The office building consists of six floors, with an assessed value of 50.17 million yuan, and the final negotiated price is also set at 50.17 million yuan [1] - This transaction is classified as a related party transaction but does not constitute a major asset restructuring [1] Group 2: Financial Implications - The funding for this transaction will come from the company's own funds, and it does not involve personnel placement, compensation, or debt restructuring [1] - The transaction is expected to reduce the company's related party transactions with Zhongxing Coal and meet the growing office space needs of the company [1] - The price of the transaction is deemed fair and reasonable, and it will not have a significant impact on the company's financial status or operating results [1]

（二）平等性原则。公司开展投资者关系管理活动，应当平等对待所有投资者， 尤其为中小投资者参与活动创造机会、提供便利。 大中矿业股份有限公司 投资者关系管理制度 第一章 总则 （三）主动性原则。公司应当主动开展投资者关系管理活动，听取投资者意见 建议，及时回应投资者诉求。 第一条 为了加强大中矿业股份有限公司（以下简称"公司"）与投资者和潜 在投资者（以下统称"投资者"）之间的信息沟通，促进公司与投资者之间的良性 关系，倡导理性投资，并在投资公众中建立公司的诚信度；完善公司治理结构，提 高公司核心竞争力；实现公司价值最大化和保障股东利益，根据《中华人民共和国 公司法》、《中华人民共和国证券法》、《上市公司投资者关系管理工作指引》、 《深圳证券交易所股票上市规则》、《深圳证券交易所上市公司自律监管指引第 1 号——主板上市公司规范运作》、《大中矿业股份有限公司章程》（以下简称"《公 司章程》"）及其它有关法律、法规和规定，结合本公司实际情况，制定本制度。 第二条 投资者关系管理是指公司通过充分的信息披露，并运用金融和市场营 销的原理加强与投资者和潜在投资者之间的沟通，促进投资者对公司的了解和认同， 实现公司价值最 ...

第二条 本制度适用于公司董事、高级管理人员及公司各部门、分公司及公司 下属子公司（指公司直接或间接控股比例超过50%的子公司或对其具有实际控制权 的子公司）。 第二章 重大信息的内容 第三条 公司重大信息包括但不限于以下内容： （一）拟提交公司董事会审议的事项。 （二）发生或拟发生以下重大交易事项，包括：购买或出售资产；对外投资（含 委托理财、委托贷款等）；提供财务资助；提供担保；租入或租出资产；签订管理 方面的合同（含委托经营、受托经营等）；赠与或受赠资产；债权或债务重组；研 究与开发项目的转移；签订许可协议；其它的重要交易。 大中矿业股份有限公司 重大信息内部报告制度 第一章 总 则 第一条 为规范大中矿业股份有限公司（以下简称"公司"）的重大信息内部 报告工作，保证公司内部重大信息的快速传递、归集和有效管理，及时、准确、全 面、完整地披露信息，维护投资者的合法权益，根据《公司法》、《证券法》、《深 圳证券交易所股票上市规则》等法律、规章的要求，结合本公司的实际情况，制定 本制度。 （三）发生或拟发生以下关联交易事项，包括：前款所述交易事项；购买原材 料、燃料、动力；销售产品、商品；提供或接受劳务；委托或 ...

大中矿业股份有限公司 防范控股股东、实际控制人及关联方资金占用管理制度 第一章 总 则 （二）非经营性资金占用包括但不限于公司为控股股东、实际控制人及其他关 联方垫付工资、福利、保险、广告等费用和其他支出；代控股股东、实际控制人及 其他关联方偿还债务而支付资金；有偿或无偿、直接或间接拆借给控股股东、实际 控制人及其他关联方资金；为控股股东、实际控制人及其他关联方承担担保责任而 形成的债权；其他在没有商品和劳务对价情况下提供给控股股东、实际控制人及其 他关联方使用资金等。 第四条 公司控股股东严格依法行使出资人权利，对公司和公司其他股东负有 诚信义务，不得通过资金占用等方式损害公司和其他股东的合法权益。 - 1 - 第二章 规范公司与关联方资金的往来 第一条 为进一步加强和规范大中矿业股份有限公司（以下简称"公司"）的 资金管理，防止和杜绝控股股东、实际控制人及其他关联方占用公司资金行为的发 生，建立健全防范控股股东、实际控制人及其他关联方占用公司资金的长效机制， 根据《中华人民共和国公司法》、《中华人民共和国证券法》、《上市公司监管指 引第 8 号——上市公司资金往来、对外担保的监管要求》以及《大中矿业股份有 ...

大中矿业股份有限公司 舆情管理制度 第一章 总则 第一条 为提高大中矿业股份有限公司（以下简称"公司"）应对各类舆情 的能力，建立快速反应和应急处理机制，及时、妥善处理各类舆情对公司股价及 其衍生品、商业信誉及正常生产经营活动造成的影响，切实保护投资者合法权益， 依据《中华人民共和国公司法》《深圳证券交易所股票上市规则》等国家有关法 律法规和规范性文件的规定及《大中矿业股份有限公司章程》（以下简称"《公 司章程》"），结合公司实际情况，制定本制度。 第二条 本制度所称"舆情"包括： （一）报刊、杂志、电视、广播、网络等媒体（含自媒体）对公司进行的负 面、不实报道； （二）社会上存在的已经或将给公司造成不良影响的传言或信息； （三）可能或者已经影响社会公众投资者投资取向，造成股价异常波动的信 息； （四）其他涉及公司信息披露且可能对公司股票及其衍生品交易价格产生较 大影响的事件信息。 第三条 舆情信息的分类： （一）重大舆情：指传播范围较广、速度快，参与媒体多，社会关注度高， 严重影响公司公众形象或正常经营活动，使公司已经或可能遭受损失、造成公司 股票及其衍生品交易价格变动的负面舆情； （二）一般舆情：指除重大 ...