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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 2025-04-28 Annual Report
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
2024年年度报告摘要
Annual Report Classification · 95% confidence The document is titled '年度报告摘要 2024' which translates to 'Annual Report Summary 2024'. It contains detailed financial data such as total assets, net profit, earnings per share, and shareholder structure for the year 2024. It also includes management assurances about the accuracy of the report and mentions an audit report with an unqualified opinion. The content covers company business overview, financial performance, shareholder information, and corporate governance details typical of an annual report. The document length is 7137 characters, which is substantial and contains actual financial data, not just an announcement or summary. Therefore, this document is the Annual Report itself, not just an announcement or a summary notice. Hence, the appropriate classification is '10-K' (Annual Report). FY 2024
2025-04-28 Chinese
2024年度环境、社会及公司治理（ESG）报告
Regulatory Filings
2025-04-28 Chinese
董事会审计委员会对会计师事务所履行监督职责情况报告
Audit Report / Information Classification · 95% confidence The document is a report from the Board Audit Committee regarding the supervision of the external audit firm for the year 2024. It discusses the audit firm's qualifications, the audit committee's oversight activities, and the audit process related to the annual audit report. The document does not contain the full annual report or the audit report itself but rather a supervisory report on the audit firm's performance and compliance. This fits the definition of an Audit Report / Information (AR), which includes standalone audit reports and information about audit processes and oversight, excluding the full annual report. The document length is short (1176 characters), but it is a substantive report, not merely an announcement or certification. Therefore, the correct classification is AR with high confidence. FY 2024
2025-04-28 Chinese
关于2025年度向金融机构申请综合授信额度的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement from a company regarding its plan to apply for a comprehensive credit line from financial institutions for the year 2025. It includes details about the credit amount, authorization for signing related agreements, and the board and supervisory committee meeting resolutions approving the proposal. There are no financial statements or detailed financial data presented, nor is this a report or transcript. The document is a formal announcement about financing activities, specifically about credit application and authorization. This fits the definition of a Capital/Financing Update (CAP). The document length is short and it is not merely announcing the publication of a report, so it is not RPA or RNS. Therefore, the correct classification is CAP with high confidence.
2025-04-28 Chinese
关于调整公司组织机构的公告
Board/Management Information Classification · 100% confidence The document is an announcement about the adjustment of the company's organizational structure, specifically the addition of a new department. It includes details about a board meeting resolution approving this change. There is no financial data, no mention of financial results, no audit information, no voting results, no legal proceedings, no capital changes, and no mention of any report publication. The content is about management and organizational changes, which fits the category of Board/Management Information (MANG). The document length is short and focused solely on organizational structure adjustment, confirming it is not a full report or announcement of a report publication.
2025-04-28 Chinese
非经营性资金占用及其他关联资金往来情况专项说明
Audit Report / Information Classification · 95% confidence The document is a special explanatory report on non-operating fund occupation and other related party fund transactions for Tongling Nonferrous Metals Group Tongguan Mining Construction Co., Ltd. It references an audit report issued by Rongcheng Certified Public Accountants on April 25, 2025, for the fiscal year ending December 31, 2024. The document states it is prepared according to regulatory requirements for disclosure of related party transactions and fund occupation, and it is intended to be used alongside the audited financial statements. The document is 1583 characters long, which is relatively short and does not contain full financial statements but rather a summary and explanation related to audit findings and regulatory compliance. It is not the full annual report or audit report itself but a special explanatory note related to audit and regulatory disclosure requirements. Given the nature of the document as a standalone audit-related explanatory note and the involvement of the audit firm, the best fitting category is Audit Report / Information (AR). FY 2024
2025-04-28 Chinese

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