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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 2026-04-27 Audit Report / Informat…
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
2025年度会计师事务所履职情况评估报告
Audit Report / Information Classification · 95% confidence The document is titled as an evaluation report on the performance of the accounting firm Tianjian for the fiscal year 2025. It discusses the auditor's qualifications, independence, audit procedures, and communication with management. It does not contain the full annual report or financial statements but rather an assessment of the auditor's work and compliance with auditing standards. The document length is short (1424 characters) and it is a standalone report about the audit firm's performance, not the audit report itself or the annual report. This fits the definition of an Audit Report / Information (AR) filing, which includes standalone audit reports and evaluations of audit firms' performance, excluding full annual reports. FY 2025
2026-04-27 Chinese
2025年年度报告摘要
Annual Report Classification · 95% confidence The document is titled '年度报告摘要 2025' which translates to 'Annual Report Summary 2025'. It contains detailed financial data for the year 2025, including total assets, net profit, earnings per share, and shareholder information. It also includes a standard unqualified audit opinion from Tianjian Accounting Firm, which is typical for annual reports. The document references the full annual report and encourages investors to read it on the Beijing Stock Exchange website, indicating this is a summary of the full annual report. The length of the document (7731 characters) and the detailed financial and operational information confirm it is a substantive financial report rather than a mere announcement or certification. Therefore, this document fits the definition of an Annual Report (10-K). FY 2025
2026-04-27 Chinese
2026年第一次临时股东会决议公告
Declaration of Voting Results & Voting Rights Announcements Classification · 100% confidence The document is a formal announcement of the resolutions passed at the 2026 first extraordinary shareholders meeting of the company. It details the meeting date, attendance, voting results on board nominations, legal opinions on the meeting's legality, and the appointment of a new director. There is no financial data or report content, only the official voting results and meeting details. This fits the definition of a Declaration of Voting Results & Voting Rights Announcements (DVA). The document length is short and focused on voting outcomes rather than a full report or presentation.
2026-04-26 Chinese
北京海润天睿律师事务所关于铜陵有色金属集团铜冠矿山建设股份有限公司2026年第一次临时股东会的法律意见书
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is a legal opinion letter issued by a law firm regarding the convening, procedures, attendance, and voting results of the 2026 first extraordinary shareholders' meeting of Tongling Nonferrous Metals Group Tongguan Mining Construction Co., Ltd. It details the legality and compliance of the meeting process, attendees, and voting outcomes. The document is not a report of financial results, audit, or management discussion, nor is it a simple announcement or notice. It is a legal opinion related to a shareholders' meeting, which aligns with the category of Declaration of Voting Results & Voting Rights Announcements (DVA). The document length is 2475 characters, which is relatively short but contains substantive content about voting results and legal opinion on the meeting, not just an announcement of a report. Therefore, the best fit is DVA.
2026-04-26 Chinese
关于开立募集资金现金管理专用结算账户的公告
Capital/Financing Update Classification · 95% confidence The document is a company announcement regarding the opening of a dedicated settlement account for managing raised funds (募集资金现金管理专用结算账户). It details the board and shareholder meeting approvals related to the use of idle raised funds for cash management products, the account information, and the intended use of the account. There are no financial statements, no quarterly or annual report data, no audit information, no voting results, no executive changes, no earnings data, and no legal proceedings. The document is relatively short (910 characters) and is an announcement about a specific financial operational update related to capital management. This fits best under Capital/Financing Update (CAP) as it concerns the management and use of raised funds and related account setup.
2026-04-21 Chinese
第四届董事会第十九次会议决议公告
Board/Management Information Classification · 100% confidence The document is an announcement of resolutions from the 19th meeting of the 4th Board of Directors of the company. It details meeting attendance, agenda items, voting results, and references to related announcements on the stock exchange platform. There is no financial data, earnings information, or detailed report content. The focus is on board meeting decisions, including nominations and appointments of directors and senior management. This fits the category of Board/Management Information (MANG). The document length is short and it is not a report or presentation but a formal announcement of board decisions.
2026-04-08 Chinese

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