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TONGWEI CO.,LTD. — Investor Relations & Filings

Ticker · 600438 ISIN · CNE000001GS3 LEI · 3003009CW4QYMCG0BH89 Shanghai Stock Exchange Manufacturing
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Filings indexed 2,636 across all filing types
Latest filing 2025-09-02 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 600438

About TONGWEI CO.,LTD.

https://en.tongwei.cn/

Tongwei Co., Ltd. operates a dual-core business model centered on high-purity crystalline silicon, high-efficiency solar cells, and aquatic feed production. The company is a global leader in the manufacturing of silicon materials and photovoltaic modules, focusing on technological advancements in solar cell efficiency and large-scale production processes. Its agricultural operations involve the research and development of specialized feed for livestock and aquaculture, alongside animal health services. A signature innovation is the "PV + Fishery" model, which integrates solar power generation with modern aquaculture to optimize land and water usage. By leveraging a vertically integrated supply chain, the company delivers solutions for sustainable energy and food production, prioritizing resource efficiency and technological innovation across its diverse portfolio of products and services.

Recent filings

Filing Released Lang Actions
通威股份有限公司关于对外提供担保的进展公告
Regulatory Filings Classification · 95% confidence The document is an announcement from Tongwei Co., Ltd. regarding the progress of external guarantees provided by the company and its subsidiaries. It includes detailed information about guarantee amounts, counterparties, risk assessments, and board opinions. The document is structured as a formal public announcement with no financial statements or comprehensive financial performance data. It does not present an annual or interim report, audit report, or earnings release. Instead, it is a regulatory disclosure about guarantee activities, which fits the category of a general regulatory announcement. The document length is under 5,000 characters, and it is a standalone announcement rather than a report or presentation. Therefore, the most appropriate classification is Regulatory Filings (RNS).
2025-09-02 Chinese
通威股份有限公司2025年半年度报告
Interim / Quarterly Report Classification · 95% confidence The document is titled "通威股份有限公司2025 年半年度报告" which translates to "Tongwei Co., Ltd. 2025 Semi-Annual Report." It covers the period from January 1, 2025 to June 30, 2025, indicating it is a report for a period shorter than a full fiscal year. The content includes detailed financial data, management discussion and analysis, company business overview, industry analysis, and financial indicators. The length is substantial (15,000 characters), and it contains actual financial statements and substantive financial data and analysis. This matches the definition of an Interim / Quarterly Report (IR). It is not an announcement or a brief summary, nor is it a full annual report (10-K). Therefore, the correct classification is IR with high confidence. H1 2025
2025-08-22 Chinese
通威股份有限公司第九届董事会第三次会议决议公告
Board/Management Information Classification · 95% confidence The document is a formal announcement of the resolutions passed at the ninth board of directors' third meeting of Tongwei Co., Ltd. It includes details about the meeting, voting results, and references to the 2025 semi-annual report and related documents, which are disclosed elsewhere (on the Shanghai Stock Exchange website). The document itself does not contain the full semi-annual report or detailed financial data but rather announces the board's approval of the report and other related matters. The document length is short (1459 characters), and it serves as a meeting resolution announcement rather than the report itself. Therefore, it fits best under Board/Management Information (MANG) as it relates to board meeting decisions and approvals.
2025-08-22 Chinese
通威股份有限公司2025年半年度报告摘要
Interim / Quarterly Report Classification · 100% confidence The document is titled as a "2025 年半年度报告摘要" which translates to "2025 Semi-Annual Report Summary." It contains detailed financial data for the half-year period, including total assets, net profit, revenue, shareholder information, bond issuance details, and financial ratios. The document explicitly states it is a summary of the half-year report and references the full report for comprehensive details. The length is over 5,000 characters and contains substantive financial data and analysis for a period shorter than a full fiscal year. Therefore, it fits the definition of an Interim / Quarterly Report (IR). H1 2025
2025-08-22 Chinese
通威股份有限公司关于2025年半年度计提资产减值准备及资产报废的公告
Regulatory Filings Classification · 95% confidence The document is an announcement from Tongwei Co., Ltd. regarding the provision for asset impairment and asset scrapping for the half-year period of 2025. It details the amounts of impairment provisions for inventory, contract assets, accounts receivable, and other receivables, as well as asset scrapping losses. The document includes specific financial figures and explanations about the accounting policies applied, but it is relatively short (1497 characters) and structured as a formal announcement rather than a full financial report. It does not contain comprehensive financial statements or detailed analysis typical of an Interim/Quarterly Report (IR). Instead, it is a regulatory announcement about impairment provisions and asset scrapping, which fits best under Regulatory Filings (RNS) as it does not meet the threshold for a full financial report and is not a simple notice or publication announcement. Therefore, the appropriate classification is Regulatory Filings (RNS).
2025-08-22 Chinese
通威股份有限公司信息披露事务管理制度
Governance Information Classification · 95% confidence The document is titled as an "Information Disclosure Management System" for 通威股份有限公司 (Tongwei Co., Ltd.) and is dated August 2025. It is a detailed internal policy document outlining the principles, scope, responsibilities, procedures, and controls related to the company's information disclosure obligations. It references relevant Chinese laws and regulations such as the Company Law, Securities Law, and Shanghai Stock Exchange listing rules. The content covers the management of disclosure of periodic reports (annual, interim, quarterly), temporary reports, major events, insider information confidentiality, and the roles of the board, management, and other stakeholders in ensuring compliance. It does not contain actual financial statements, earnings data, or audit opinions but rather the governance and procedural framework for disclosure. This type of document fits the category of Governance Information (CGR), which details the company's internal rules, board structure, and governance practices related to information disclosure. It is not an announcement, report, or transcript but a governance policy document. Therefore, the correct classification is CGR with high confidence.
2025-08-22 Chinese

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