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Sinofibers Technology Co.,Ltd. — Investor Relations & Filings

Ticker · 300777 ISIN · CNE100003KH3 Shenzhen Stock Exchange Manufacturing
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Filings indexed 858 across all filing types
Latest filing 2026-05-21 Capital/Financing Update
Country CN China
Listing Shenzhen Stock Exchange 300777

About Sinofibers Technology Co.,Ltd.

Sinofibers Technology Co., Ltd. specializes in the research, development, and large-scale production of high-performance carbon fibers and composite materials. The company’s product portfolio includes a wide range of carbon fiber grades, such as T700, T800, and T1000, characterized by high strength and high modulus. These materials are utilized across diverse sectors, including aerospace, wind energy, hydrogen storage pressure vessels, and high-end industrial equipment. By focusing on advanced manufacturing processes and material science innovation, the company provides critical structural materials for demanding applications. Its operations encompass the entire value chain from precursor production to carbon fiber weaving and composite part manufacturing, ensuring consistent quality and performance for global industrial markets.

Recent filings

Filing Released Lang Actions
关于公司与专业投资机构共同投资暨关联交易的进展公告
Capital/Financing Update Classification · 72% confidence The document is a corporate announcement detailing the progress of a joint investment and related-party transaction, specifically reporting on the capital contributions and fundraising completion of a partnership fund. It is not a full financial report (10-K, IR, etc.), earnings release, or regulatory certification, but instead provides an update on a financing/investment activity. This aligns with the “Capital/Financing Update” category rather than a general regulatory filing or annual/interim report.
2026-05-21 Chinese
北京海润天睿律师事务所关于中简科技股份有限公司2025年年度股东会的法律意见书
Regulatory Filings
2026-05-08 Chinese
中简科技股份有限公司2025年年度股东会决议公告
Regulatory Filings
2026-05-08 Chinese
2025年度独立董事述职报告(李友根)
Governance Information Classification · 72% confidence The document is an independent director’s annual performance report (“独立董事述职报告”) outlining the director’s duties, meeting attendance, opinions on corporate governance matters, and compliance with board and committee procedures. It is not announcing board/management changes (MANG), nor is it an earnings/financial report or a proxy statement. Rather, it details governance practices and how internal board oversight was executed. This aligns with the “Governance Information” category (CGR).
2026-04-14 Chinese
2025年度独立董事述职报告(徐高彦)
Governance Information Classification · 72% confidence The document is an independent director’s annual work report (述职报告) for the year 2025 by 徐高彦, describing board and committee attendance, oversight of financial reporting, internal controls, compliance with listing rules and corporate governance duties. It is not announcing a change in board composition, not a financial results release, not a proxy solicitation, but rather details governance practices and independent director oversight. Therefore it best fits the “Governance Information” category (CGR).
2026-04-14 Chinese
2025年度内部控制评价报告
Audit Report / Information Classification · 85% confidence The document is a standalone Internal Control Evaluation Report for the year ended December 31, 2025, detailing management’s and the audit committee’s assessment of the effectiveness of internal controls over financial and non-financial reporting. It is not an annual or quarterly report, nor an announcement of publication. It most closely aligns with a standalone audit/information report under the regulatory internal control framework, fitting the Audit Report / Information category (AR).
2026-04-14 Chinese

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