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硅烷科技 — Investor Relations & Filings

Ticker · 920402 Beijing Stock Exchange Manufacturing
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Filings indexed 449 across all filing types
Latest filing 2025-11-18 Governance Information
Country CN China
Listing Beijing Stock Exchange 920402

About 硅烷科技

https://www.hnsilane.com

Silane Technology focuses on the research, development, and large-scale production of high-purity silane gas and advanced silicon-based materials. Its core product portfolio includes electronic-grade silane gas and high-purity polysilicon, which serve as fundamental precursors in the fabrication of semiconductors, thin-film transistor liquid crystal displays (TFT-LCD), and high-efficiency photovoltaic cells. The company utilizes proprietary purification technologies to achieve ultra-high purity levels required for precision electronic components. Furthermore, its products are increasingly integrated into the supply chain for silicon-carbon anode materials in high-capacity lithium-ion batteries. By maintaining a focus on material science innovation, the company supports the technical requirements of the global microelectronics and clean energy industries.

Recent filings

Filing Released Lang Actions
公司章程
Governance Information Classification · 100% confidence The document is titled as the "公司章程" (Company Articles of Association or Bylaws) of 河南硅烷科技发展股份有限公司 dated November 2025. It contains detailed provisions about the company's organization, shareholder rights, board of directors, management, capital structure, shareholder meetings, and governance rules. It is a comprehensive governance document outlining the internal rules and structure of the company rather than a financial report, announcement, or other regulatory filing. There is no indication that this is an annual report, audit report, earnings release, or any other financial or capital market update. The content matches the definition of Governance Information (CGR), which covers the company's internal rules, board structure, and governance practices.
2025-11-18 Chinese
第四届董事会第一次会议决议公告
Board/Management Information Classification · 95% confidence The document is a detailed announcement of resolutions passed at the first meeting of the fourth board of directors of Henan Silane Technology Development Co., Ltd. It includes information about the election and appointment of the chairman, vice chairman, general manager, deputy general managers, financial director, board secretary, and securities affairs representative. The document also mentions compliance with company law and articles of association, voting results, and meeting attendance. There is no financial data, earnings information, or audit content. The focus is on board and senior management appointments and changes. Therefore, this document fits the category of Board/Management Information (MANG). The document length is 3477 characters, which is sufficient for a detailed announcement but not a full report. Hence, the classification is MANG with high confidence.
2025-11-18 Chinese
河南文丰律师事务所关于河南硅烷科技发展股份有限公司2025年第二次临时股东会的法律意见书
Regulatory Filings Classification · 85% confidence The document is a legal opinion letter (“法律意见书”) prepared by an outside law firm on the legality of convening, procedures, attendance and voting results of the 2025 second extraordinary general meeting. It is not the company’s proxy materials or formal minutes but a compliance/legal opinion. It contains detailed agenda, voting procedures and results, but is not a shareholder announcement (DVA) or proxy solicitation (PSI) distributed to investors. It does not constitute an Annual/Interim report, audit report, earnings release or other financial filing. This type of compliance/legal opinion falls under the general “Regulatory Filings” category for miscellaneous compliance documents.
2025-11-18 Chinese
持股5%以上股东拟减持股份的预披露公告(再次披露)
Major Shareholding Notification Classification · 95% confidence The document is a pre-disclosure announcement regarding a shareholder holding more than 5% of shares planning to reduce their holdings. It details the shareholder's identity, the number and percentage of shares to be reduced, the method and timing of the reduction, and compliance with relevant laws and regulations. It also includes risk disclosures and confirms no change in control will occur. This type of document is a regulatory announcement about a major shareholder's planned share reduction, which fits the category of Major Shareholding Notification (MRQ). The document length is short (2110 characters), and it is not a full financial report or earnings release. Therefore, the correct classification is MRQ with high confidence.
2025-11-17 Chinese
关于投资者关系活动记录表的公告
Call Transcript Classification · 95% confidence The document is titled as an "投资者关系活动记录表" which translates to "Investor Relations Activity Record". It details a Q3 2025 earnings explanation meeting (业绩说明会) held on November 10, 2025, with questions and answers about company performance, market outlook, and strategic plans. The content is a transcript or record of an earnings presentation session rather than a formal earnings release or quarterly report containing financial statements. The document length is 2310 characters, which is relatively short and consistent with a meeting transcript or summary rather than a full financial report. The document does not contain actual financial statements or detailed financial data but rather management responses to investor questions. Therefore, the best fitting category is Call Transcript (CT), as it is a full text record of an earnings-related investor meeting.
2025-11-10 Chinese
关于公司控股股东实施战略重组事项的进展公告
Capital/Financing Update Classification · 95% confidence The document is a public announcement regarding the progress of a strategic reorganization involving the company's controlling shareholder. It details the signing of a strategic reorganization framework agreement and outlines the next steps, including audit, evaluation, and regulatory approvals. The document explicitly states that the reorganization does not currently involve a major asset restructuring of the listed company and does not affect normal operations or control. The content is an update on a capital/financing related corporate action rather than a full financial report or detailed management discussion. It is not a report publication announcement or a certification. Therefore, the document fits best under the category of Capital/Financing Update (CAP). The document length is short and focused on the progress of a financing-related strategic reorganization, supporting this classification with high confidence.
2025-11-09 Chinese

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