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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 2025-11-03 Call Transcript
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年第三季度业绩说明会预告公告
Call Transcript Classification · 95% confidence The document is a notice announcing a scheduled earnings conference call (业绩说明会) for the third quarter of 2025. It references the previously disclosed 2025 third quarter report but does not contain the financial data itself. The document invites investors to participate in the earnings explanation meeting and submit questions. The length is short (1043 characters), and it serves as an announcement for the event rather than the report or transcript itself. Therefore, it fits the category of Call Transcript announcements or earnings conference call notices. Since it is a notice of an earnings explanation meeting, the best matching category is Call Transcript (CT).
2025-11-03 Chinese
关于控股股东及其一致行动人权益变动触及1%整倍数的提示性公告
Major Shareholding Notification Classification · 100% confidence The document is a public announcement regarding a change in shareholding by a controlling shareholder and its concerted parties, specifically a reduction in shareholding by 1.0558%. It includes details about the shareholder, the number of shares reduced, the percentage change, and compliance with regulatory guidelines. There is no financial report, earnings data, or management discussion. The document is a notification of a major shareholding change crossing a 1% threshold, which fits the definition of a Major Shareholding Notification (MRQ). The document length is short and focused solely on shareholding changes, not a full report or announcement of a report publication.
2025-10-30 Chinese
高级管理人员离任公告
Board/Management Information Classification · 100% confidence The document is an announcement regarding the departure of a senior management personnel, Mr. Zhang Chi, from his positions as Vice General Manager and Safety Director, effective October 31, 2025. It includes details about his shareholding, compliance with commitments, and the impact of his departure on the company and board composition. There is no financial data, audit information, or report publication mentioned. The content clearly relates to management changes rather than financial results or regulatory filings. Therefore, the document fits the category of Board/Management Information (MANG). The document length is short and focused solely on management personnel change, confirming this classification.
2025-10-30 Chinese
2025年三季度报告
Interim / Quarterly Report Classification · 100% confidence The document is titled as the "2025 Third Quarter Report" of 铜陵有色金属集团铜冠矿山建设股份有限公司, indicating it is a quarterly financial report. It contains detailed financial data for the nine months ending September 30, 2025, including balance sheet items, income statement figures, cash flow data, and explanations for significant changes. The document is about 15,000 characters long, which is substantial and contains actual financial statements and analysis. It is explicitly stated as a quarterly report and includes management assurances about the accuracy of the data. There is no indication that this is merely an announcement or a certification. Therefore, this document fits the definition of an Interim / Quarterly Report (IR). 9M 2025
2025-10-27 Chinese
第四届董事会第十五次会议决议公告
Board/Management Information Classification · 95% confidence The document is a formal announcement of the resolutions passed at the 15th meeting of the 4th Board of Directors of the company. It includes details about the meeting date, attendance, and the approval of the company's 2025 third quarter report. The document references the actual 2025 third quarter report being disclosed separately on the designated information disclosure platform, indicating this document is not the report itself but an announcement of the board meeting decisions related to the report. The content focuses on board meeting resolutions rather than the full financial report or detailed financial data. Therefore, this fits the category of Board/Management Information (MANG). The document length is short and it does not contain substantive financial data, so it is not an Interim/Quarterly Report (IR).
2025-10-27 Chinese
第四届监事会第十四次会议决议公告
Regulatory Filings Classification · 95% confidence The document is a meeting resolution announcement from the Supervisory Board of 铜陵有色金属集团铜冠矿山建设股份有限公司 regarding the approval of the company's 2025 third quarter report. It references the actual 2025 third quarter report (an Interim/Quarterly Report) which is disclosed separately on the official information disclosure platform. The document itself does not contain substantive financial data or the full report but only the resolution approving it. The document length is short (807 characters) and serves as an announcement of the meeting decision rather than the report itself. Therefore, it should be classified as a Regulatory Filing (RNS), which is the fallback category for such announcements that do not contain the full report or detailed financial data.
2025-10-27 Chinese

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