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铜冠矿建 — Investor Relations & Filings

Ticker · 920019 Beijing Stock Exchange Mining and quarrying
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Filings indexed 179 across all filing types
Latest filing 2025-10-23 Regulatory Filings
Country CN China
Listing Beijing Stock Exchange 920019

About 铜冠矿建

https://www.tltgkj.com/

Tongguan Mine Construction & Engineering Group Co., Ltd. specializes in comprehensive mine construction and production services. The company provides a full suite of engineering solutions, including shaft sinking, tunneling, and underground development for large-scale mining projects. Its core competencies encompass mechanical and electrical equipment installation, mine maintenance, and technical consultancy. Tongguan Mine Construction is recognized for its expertise in handling complex geological challenges and executing ultra-deep shaft projects. Serving both domestic and international markets, the firm focuses on delivering integrated mining operations and infrastructure development, leveraging advanced technology and specialized engineering teams to support the global mineral extraction sector.

Recent filings

Filing Released Lang Actions
关于新增2025年日常性关联交易公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding the addition of daily related-party transactions for the year 2025 by 铜陵有色金属集团铜冠矿山建设股份有限公司. It details the expected transaction amounts, related parties, pricing policies, and the approval process by the board and shareholders. It is not a full financial report, audit report, or earnings release. It is a regulatory announcement about corporate related-party transactions, including board and shareholder meeting approvals. The document length is 4313 characters, which is relatively short and focused on a specific corporate disclosure. This fits best under Regulatory Filings (RNS), as it is a general regulatory announcement about related-party transactions and approvals, not a full report or financial statement.
2025-10-23 Chinese
天风证券股份有限公司关于铜陵有色金属集团铜冠矿山建设股份有限公司新增2025年日常性关联交易的核查意见
Regulatory Filings Classification · 95% confidence The document is a detailed opinion and verification report from a sponsoring securities company regarding the addition of daily related-party transactions for the year 2025 for a listed company. It includes transaction details, pricing policies, necessity, impact, and approval procedures. It is not a full financial report like an Annual Report or Interim Report, nor is it a simple announcement. It is a specialized verification opinion related to regulatory compliance and related-party transactions, which fits best under Regulatory Filings (RNS) as it does not match other specific categories like Audit Report or Capital Update. The document length is under 5,000 characters, but it contains substantive content rather than just an announcement of a report publication, so it is not RPA. Therefore, the best classification is Regulatory Filings (RNS).
2025-10-23 Chinese
变更募集资金用途的公告
Capital/Financing Update Classification · 100% confidence The document is a detailed announcement regarding the change in the use of funds raised through a share issuance by 铜陵有色金属集团铜冠矿山建设股份有限公司. It includes specifics about the original fundraising, the amounts raised, the original and changed uses of the funds, reasons for the change, project details, approvals by the board and supervisory committees, and opinions from the sponsor and supervisory board. The document is not a financial report, earnings release, or audit report, but rather a formal disclosure about the alteration of the capital raised and its allocation. This fits the definition of a Capital/Financing Update (CAP), which covers updates on company fundraising and capital structure changes. The document length (7436 characters) and content confirm it is a full announcement, not a brief notice or a report publication announcement.
2025-10-23 Chinese
董事会审计委员会工作细则
Governance Information Classification · 95% confidence The document is titled as the "Board Audit Committee Work Rules" of 铜陵有色金属集团铜冠矿山建设股份有限公司, detailing the structure, responsibilities, and procedures of the audit committee. It includes sections on committee composition, duties, decision-making processes, and meeting rules. There is no financial data, audit results, or financial statements presented. Instead, it is a governance document outlining internal audit committee rules and procedures. This fits the definition of Governance Information (CGR), which covers reports detailing internal rules and board structures. The document length is under 5,000 characters and is not an announcement of a report but the actual governance policy text. Therefore, the correct classification is CGR with high confidence.
2025-10-23 Chinese
总经理工作细则
Governance Information Classification · 95% confidence The document is titled as the "General Manager Work Rules" of 铜陵有色金属集团铜冠矿山建设股份有限公司, approved by the board of directors on October 24, 2025. It details the internal management system, responsibilities, powers, and procedures related to the general manager and senior management. There are no financial statements, audit opinions, or financial results presented. The document is a formal announcement of internal governance rules and management responsibilities, not a financial report or earnings release. It is not a proxy, voting result, or remuneration report. It is a governance-related document describing internal rules and management structure. Therefore, the most appropriate classification is Governance Information (CGR). The document length (6059 characters) supports it being a full governance document rather than a brief announcement or certification.
2025-10-23 Chinese
环境、社会和公司治理（ESG）管理办法
Environmental & Social Information Classification · 100% confidence The document is titled as the "Environmental, Social and Corporate Governance (ESG) Management Measures" of the company 铜陵有色金属集团铜冠矿山建设股份有限公司. It details the company's ESG responsibilities, principles, organizational structure, environmental protection, employee rights, social value contribution, corporate governance, and ESG reporting and disclosure. The document includes the date of board approval (October 24, 2025) and emphasizes ESG management policies and procedures. It is a detailed report on the company's ESG framework and management practices rather than a brief announcement or a certification. It does not contain financial statements or quarterly results, so it is not an Annual Report (10-K) or Interim Report (IR). It is not a regulatory filing or announcement of report publication. The content fits the definition of an Environmental & Social Information report (ESG report). Therefore, the appropriate classification is Environmental & Social Information (SR).
2025-10-23 Chinese

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