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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 2026-05-20 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
北京金杜（成都）律师事务所关于通威股份有限公司2025年年度股东会之法律意见书
Regulatory Filings Classification · 88% confidence The document is a legal opinion letter issued by an external law firm on the convening, procedures, attendee qualifications, voting process and results of the company’s 2025 annual general meeting of shareholders. It does not itself present the AGM slide materials or investor presentation nor is it the formal notice or proxy statement. Instead, it is an attestation (legal opinion) regarding compliance with laws and rules. Under our rules, such certification/attestation documents fall into the Regulatory Filings (RNS) category.
2026-05-20 Chinese
通威股份有限公司2025年年度股东会决议公告
Declaration of Voting Results & Voting Rights Announcements Classification · 92% confidence The document is a formal announcement of the results of resolutions voted on at the company’s 2025 Annual General Meeting, including attendance, voting methods, and detailed vote counts and percentages for each proposal. This matches the definition of a Declaration of Voting Results & Voting Rights Announcement, not the full report or presentation materials.
2026-05-20 Chinese
通威股份有限公司关于“通22转债”回售结果的公告
Capital/Financing Update Classification · 85% confidence The document is an official announcement by Tongwei Co., Ltd. disclosing the results of the ‘Tong 22 Convertible Bond’ repurchase (redemption) period, detailing the effective repurchase quantity, amounts, payment date, and impact on the company’s cash flows. This is neither an annual/interim report nor a management discussion, nor a share issuance or dividend notice. It is a financing activity update concerning the company’s debt/capital structure. Therefore, it falls under Capital/Financing Update (CAP).
2026-05-12 Chinese
通威股份有限公司2025年年度股东会会议资料
AGM Information Classification · 92% confidence The document is titled “2025年年度股东会会议资料” and compiles the Annual Shareholders’ Meeting materials (agenda, board report, annual report summary, profit distribution proposal, auditor reappointment, guarantees, etc.). It is clearly the information pack shared at the Annual General Meeting, not the standalone annual report or a simple announcement. Therefore, it should be classified as AGM Information (AGM-R).
2026-05-11 Chinese
通威股份有限公司关于召开2025年年度暨2026年第一季度业绩说明会的公告
Regulatory Filings
2026-05-08 Chinese
通威股份有限公司关于对外提供担保的进展公告
Regulatory Filings
2026-05-07 Chinese

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