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长江能科 — Investor Relations & Filings

Ticker · 920158 Beijing Stock Exchange Electricity, gas, steam and air conditioning supply
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Filings indexed 64 across all filing types
Latest filing 2026-04-09 Regulatory Filings
Country CN China
Listing Beijing Stock Exchange 920158

About 长江能科

https://www.santacc.com/

Changjiang Energy Technology specializes in the research, development, and implementation of advanced energy management solutions and smart grid technologies. The company focuses on enhancing power distribution efficiency through integrated hardware and software systems, including automated distribution terminals, energy storage management, and intelligent monitoring platforms. By leveraging Internet of Things (IoT) and data analytics, it provides comprehensive services for utility providers and industrial sectors to optimize energy consumption and improve grid reliability. Its core offerings encompass power system automation, renewable energy integration, and energy-saving consulting, aimed at supporting the transition toward sustainable and digitized energy infrastructures.

Recent filings

Filing Released Lang Actions
内部控制审计报告
Regulatory Filings
2026-04-09 Chinese
国泰海通证券股份有限公司 关于长江三星能源科技股份有限公司 2025年度募集资金存放与使用情况的专项核查意见
Regulatory Filings
2026-04-09 Chinese
2025年年度报告
Annual Report Classification · 100% confidence The document is titled as an "年度报告" which translates to "Annual Report". It contains detailed sections including a letter to investors, company overview, accounting data and financial indicators, management discussion and analysis, and audited financial statements. The report covers the fiscal year 2025 and includes comprehensive financial data, business overview, risk factors, and governance information. It also mentions an audit report with an unqualified opinion from an accounting firm. The length of the document (15,000 characters) and the detailed financial and operational data confirm it is the full annual report rather than an announcement or summary. Therefore, the document fits the definition of an Annual Report (10-K).
2026-04-09 Chinese
2025年度独立董事述职报告（毛禾枫）
Board/Management Information Classification · 95% confidence The document is a detailed annual report by an independent director of a company for the year 2025. It includes the director's background, attendance at board and committee meetings, independent opinions on various company matters, communication with shareholders, supervision of internal controls, and overall evaluation and suggestions. The content focuses on governance, oversight, and compliance activities by the independent director rather than financial results or earnings. It is not a full annual report (10-K), earnings release, or audit report, but rather a specific report on the independent director's duties and activities over the year. This type of document aligns with Board/Management Information (MANG) filings, which cover announcements related to board members and senior management activities and reports. The document length (6660 characters) and detailed content support this classification rather than a brief announcement or regulatory filing.
2026-04-09 Chinese
关于召开2025年年度股东会通知公告（提供网络投票）
AGM Information Classification · 95% confidence The document is a detailed notice about the convening of the 2025 Annual General Meeting (AGM) of Changjiang Samsung Energy Technology Co., Ltd. It includes information about the meeting date, voting methods (including online voting), agenda items to be discussed and voted on, registration procedures, and proxy authorization forms. The document does not contain financial statements or results but rather serves as an official announcement and invitation to shareholders to participate in the AGM. The content aligns with the definition of AGM Information (AGM-R), which covers presentations and materials shared during the Annual General Meeting. The document length is 3627 characters, which is consistent with a detailed announcement rather than a full annual report or other financial filings.
2026-04-09 Chinese
2025年度内部控制评价报告
Audit Report / Information Classification · 95% confidence The document is titled as an "Internal Control Evaluation Report" for the year 2025 by Changjiang Samsung Energy Technology Co., Ltd. It discusses the internal control evaluation work, the legal and regulatory basis for the evaluation, the scope, procedures, methods, and the results of the internal control assessment. It includes detailed descriptions of control defect classifications and concludes on the effectiveness of internal controls. The document is a standalone report focused on internal control evaluation, which aligns with the definition of an Audit Report / Information (AR) as it relates to internal control and audit matters, not a full annual report or other categories. The document length is 4138 characters, which is sufficient to be a report rather than a mere announcement. Therefore, the classification is AR with high confidence.
2026-04-09 Chinese

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