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铁大科技 — Investor Relations & Filings

Ticker · 920541 Beijing Stock Exchange Manufacturing
Open in API
Filings indexed 294 across all filing types
Latest filing 2025-08-12 Governance Information
Country CN China
Listing Beijing Stock Exchange 920541

About 铁大科技

http://tddx.com.cn/index.php

Tieda Technology specializes in the research, development, and manufacturing of railway signaling and communication systems. The company provides a comprehensive suite of solutions, including railway signal centralized monitoring, hump signal control, and disaster prevention safety monitoring systems. Its technical portfolio features intelligent operation and maintenance platforms that utilize big data and artificial intelligence to optimize rail safety and efficiency. Serving national rail networks, urban transit systems, and specialized industrial lines, the company focuses on high-reliability equipment designed to meet rigorous safety standards. Tieda Technology integrates advanced information technology with rail infrastructure to facilitate the digital transformation and automated management of transportation networks.

Recent filings

Filing Released Lang Actions
董事会审计委员会议事规则
Governance Information Classification · 95% confidence The document is titled "上海铁大电信科技股份有限公司董事会审计委员会议事规则" which translates to "Rules of Procedure for the Board Audit Committee Meetings". It details the composition, responsibilities, powers, and procedures of the audit committee under the board of directors. The content is about governance structure and internal rules related to the audit committee, not an audit report or financial statements. There is no financial data or audit results presented, nor is it an announcement of a report publication. The document is a governance-related internal rules document, fitting the category of Governance Information (CGR). The document length is over 5,000 characters and contains detailed governance rules, not a brief announcement or certification. Therefore, the appropriate classification is CGR with high confidence.
2025-08-12 Chinese
董事、高管持股变动管理制度
Board/Management Information Classification · 95% confidence The document is a detailed internal management system regarding the holding and trading of company shares by directors and senior management. It includes rules on shareholding, trading restrictions, reporting obligations, and compliance with securities laws. The document is titled as a management system and was approved by the company's board. It does not contain financial statements, earnings data, or audit information. It is not an announcement of a report but a governance-related internal policy document. Therefore, it fits best under Board/Management Information (MANG), which covers announcements of changes or policies related to the company's board or senior management.
2025-08-12 Chinese
董事、高管薪酬管理制度
Remuneration Information Classification · 95% confidence The document is titled as a management system for director and senior management remuneration, detailing the principles, management structure, salary standards, adjustments, and payment methods for directors and senior executives. It includes information about the board meeting where the remuneration system was approved and mentions submission to the shareholders' meeting for approval. There is no financial data, earnings, or audit information. The content focuses on governance and internal rules related to compensation. This matches the description of Remuneration Information filings, which detail compensation for top executives and directors. The document length is 2093 characters, which is sufficient for a detailed remuneration report rather than a brief announcement. Therefore, the appropriate classification is Remuneration Information (DEF 14A).
2025-08-12 Chinese
会计师选聘制度
Governance Information Classification · 95% confidence The document is a detailed internal policy document titled '上海铁大电信科技股份有限公司会计师选聘制度' which translates to 'Shanghai Tieda Telecom Technology Co., Ltd. Accountant Selection System'. It outlines the procedures, requirements, and governance related to the selection and appointment of the company's external auditors (accounting firms). It includes references to company law, securities law, and internal governance rules, and describes the roles of the audit committee, board, and shareholders in approving auditor appointments. There are no financial statements, audit opinions, or actual audit reports included. The document is not an audit report itself, nor an annual or interim report. It is a governance or management policy document related to audit firm selection. This fits best under the category of Governance Information (CGR), which covers reports detailing the company's internal rules, board structure, and governance practices. The document length is under 5,000 characters, but it is substantive and not merely an announcement or notice. Therefore, the classification is CGR with high confidence.
2025-08-12 Chinese
重大信息内部报告制度
Governance Information Classification · 95% confidence The document is a detailed internal policy titled '重大信息内部报告制度' (Major Information Internal Reporting System) issued by the company's board. It outlines procedures, responsibilities, and definitions related to the internal reporting of major information that could affect stock price or investor decisions. It includes governance and compliance rules, reporting obligations, and confidentiality requirements. There is no financial data, earnings information, or report publication announcement. It is not a regulatory filing or announcement of voting results. The content is about internal governance and information disclosure management practices, fitting the Governance Information (CGR) category.
2025-08-12 Chinese
内部审计制度
Audit Report / Information Classification · 95% confidence The document is titled as an internal audit system policy of Shanghai Tieda Telecom Technology Co., Ltd., detailing the internal audit procedures, responsibilities, scope, and governance within the company. It includes sections on the audit committee, audit department, audit scope, procedures, and internal control evaluation. The document is a formal announcement of the adoption and revision of the company's internal audit system, approved by the board of directors on August 11, 2025. It does not contain financial statements, audit opinions from external auditors, or detailed financial results. It is not a standalone audit report or an annual report but rather a governance and procedural document related to internal audit practices. Therefore, it fits best under the category of Audit Report / Information (AR), which includes standalone audit reports, applied accounting principles, and internal audit information, excluding full annual reports. FY 2025
2025-08-12 Chinese

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