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Baoding Tianwei Baobian Electric Co.,Ltd. — Investor Relations & Filings

Ticker · 600550 ISIN · CNE000001758 LEI · 300300XH4798V8WHY473 Shanghai Stock Exchange Manufacturing
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Filings indexed 2,354 across all filing types
Latest filing 2026-04-14 Investor Presentation
Country CN China
Listing Shanghai Stock Exchange 600550

About Baoding Tianwei Baobian Electric Co.,Ltd.

https://www.btwelectric.com/

Baoding Tianwei Baobian Electric Co., Ltd. (BTW) specializes in the research, development, design, and manufacturing of large-scale power transformers and reactors. The company produces a wide range of products including power transformers up to 1000kV, shunt reactors, and specialized units for nuclear power, hydropower, and thermal power plants. BTW is recognized for its technical expertise in ultra-high voltage (UHV) transmission technology and provides equipment for major infrastructure projects. Its product portfolio also encompasses instrument transformers and various electrical components designed for high-reliability power grid operations. The company focuses on delivering high-efficiency, low-loss solutions to meet the evolving demands of modern energy transmission and distribution networks.

Recent filings

Filing Released Lang Actions
保定天威保变电气股份有限公司关于召开2025年度暨2026年第一季度业绩说明会的公告
Investor Presentation Classification · 92% confidence The document is an official announcement by the company’s board scheduling an upcoming earnings explanation meeting (2025 Annual and 2026 Q1 performance) with details on date, format, and participation. It is not the actual financial report or transcript but an invitation to an investor presentation event. Therefore, it falls under Investor Presentation (IP).
2026-04-14 Chinese
保定天威保变电气股份有限公司独立董事2025年度述职报告（杨璐）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director 2025 Annual Work Report" for Baoding Tianwei Baobian Electric Co., Ltd. It details the independent director's activities, attendance at board and committee meetings, communication with auditors, oversight of company governance, and evaluation of company reports for the year 2025. The content focuses on the independent director's duties, compliance with regulations, and oversight functions rather than presenting financial data or audit results. The document is a detailed report of the independent director's management and governance role over the year, which fits the category of Board/Management Information (MANG). It is not an annual report (10-K), audit report (AR), or any other financial or regulatory filing. The length and detail confirm it is a substantive report, not a brief announcement or certification. Therefore, the appropriate classification is MANG with high confidence.
2026-04-10 Chinese
保定天威保变电气股份有限公司2025年度环境、社会和公司治理（ESG）报告摘要
Environmental & Social Information Classification · 100% confidence The document is titled as an "环境、社会和公司治理报告摘要" which translates to "Environmental, Social and Corporate Governance Report Summary." It references ESG (Environmental, Social, and Governance) topics, sustainability governance, stakeholder communication, and various ESG-related issues. The document is a summary of the full ESG report and includes details about the company's sustainability governance system, stakeholder engagement, and materiality assessment of ESG topics. It is explicitly described as a summary of the ESG report and not a full annual or interim financial report. The document length is about 3060 characters, which is relatively short and consistent with a summary report. Given the content and focus on ESG factors, this document fits the category of Environmental & Social Information (SR).
2026-04-10 Chinese
保定天威保变电气股份有限公司第八届董事会第四十五次会议决议公告
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is a detailed announcement of resolutions passed at the 45th meeting of the 8th Board of Directors of Baoding Tianwei Baobian Electric Co., Ltd. It includes approvals of various reports and proposals such as the 2025 Annual Report, Board Work Report, General Manager Work Report, Financial Statements, Internal Control Evaluation Report, ESG Report, and others. The document repeatedly states that these reports will be submitted to the 2025 Annual General Meeting for approval and that the reports themselves are disclosed separately on the Shanghai Stock Exchange website and in the Securities Daily. The document is not the reports themselves but a formal announcement of the board meeting decisions and resolutions, including the intention to convene the 2025 Annual General Meeting. It also includes voting results on these matters. Given the nature of the content—board meeting resolutions and voting results related to the annual report and other key company reports—this document fits best into the category of Declaration of Voting Results & Voting Rights Announcements (DVA). The document is over 6,000 characters and contains detailed voting results and resolutions, not just a brief notice or a certification letter, so it is not RPA or RNS. Therefore, the classification is DVA with high confidence.
2026-04-10 Chinese
保定天威保变电气股份有限公司关于保定新胜冷却设备有限公司增资扩股及公司放弃优先认购权暨关联交易公告
Capital/Financing Update Classification · 100% confidence The document is a detailed announcement regarding a capital increase and equity expansion of a subsidiary company (Baoding Xinsheng Cooling Equipment Co., Ltd.) by the parent company Baoding Tianwei Baobian Electric Co., Ltd. It includes specifics about the transaction, the parties involved, the shareholding structure before and after the transaction, financial data of the involved parties, pricing and valuation details, and the approval process by the board and committees. The document is not a financial report like an annual or interim report, nor is it a simple announcement of a report publication. It is clearly an update on a financing activity involving capital structure changes and equity investment. Therefore, it fits best under the category of Capital/Financing Update (CAP). The document length (7039 characters) and content confirm it is a full announcement, not a brief notice or certification.
2026-04-10 Chinese
保定天威保变电气股份有限公司内部控制审计报告书
Audit Report / Information Classification · 95% confidence The document is titled '内部控制审计报告书' which translates to 'Internal Control Audit Report'. It is issued by a certified public accounting firm and addresses the effectiveness of internal control over financial reporting as of December 31, 2025. The content focuses on the audit of internal controls rather than the full annual financial statements or management discussion. The document length is 1294 characters, indicating it is a standalone audit report rather than a full annual report or interim report. There is no indication that this is an announcement or certification letter only. Therefore, this document fits the category of an Audit Report / Information (AR).
2026-04-10 Chinese

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