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硅烷科技 — Investor Relations & Filings

Ticker · 920402 Beijing Stock Exchange Manufacturing
Open in API
Filings indexed 449 across all filing types
Latest filing 2025-10-29 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
董事会薪酬与考核委员会制度
Governance Information Classification · 95% confidence The document is a detailed internal governance policy titled '董事会薪酬与考核委员会制度' (Board Remuneration and Assessment Committee System) issued by the company's board. It outlines the structure, responsibilities, procedures, and rules of the board committee responsible for remuneration and assessment of directors and senior management. There is no financial data, earnings information, or shareholder voting results. It is not an announcement of a report but a governance-related internal regulation document. Therefore, it fits best under Governance Information (CGR). The document length is 3533 characters, which is sufficient for a full governance report rather than a brief announcement.
2025-10-29 Chinese
承诺管理制度
Board/Management Information Classification · 95% confidence The document is titled as a management system for commitments (承诺管理制度) of Henan Silane Technology Development Co., Ltd. It details internal management rules regarding commitments made by the company and related parties, including legal compliance, disclosure obligations, and procedures for handling changes or breaches of commitments. The document includes board meeting resolutions and mentions that the system requires shareholder approval. There are no financial statements, earnings data, or investor presentations. The content is about internal governance and management policies rather than financial results or regulatory filings. It is not a report publication announcement or a certification. Therefore, the document fits best under Board/Management Information (MANG) as it relates to internal management system announcements and board resolutions.
2025-10-29 Chinese
关于取消监事会并修订<公司章程>的公告
Governance Information Classification · 95% confidence The document is a detailed announcement regarding the cancellation of the supervisory board and the revision of the company's articles of association (公司章程). It includes extensive legal and regulatory references, detailed amendments to the articles, and governance-related provisions. There is no indication of financial statements, audit opinions, earnings data, or investor presentations. The content focuses on corporate governance structure changes and internal rules. This fits the category of Governance Information (CGR), which covers reports detailing the company's internal rules, board structure, and governance practices. The document length and detail confirm it is the actual report, not just an announcement of a report publication.
2025-10-29 Chinese
独立董事工作制度
Governance Information Classification · 100% confidence The document is titled '河南硅烷科技发展股份有限公司独立董事工作制度' which translates to 'Henan Silane Technology Development Co., Ltd. Independent Director Work System'. It details the internal governance rules and procedures related to independent directors, including their qualifications, nomination, duties, rights, and protections. The document references compliance with laws, regulations, and stock exchange rules, and it is a formal governance policy document approved by the board and pending shareholder approval. It does not contain financial statements, audit results, earnings data, or voting results. It is a detailed governance practice document related to board structure and director responsibilities, fitting the definition of Governance Information (CGR). The document length (9410 characters) and content confirm it is the governance policy itself, not an announcement or summary. Therefore, the appropriate classification is Governance Information (CGR).
2025-10-29 Chinese
信息披露管理制度
Governance Information Classification · 95% confidence The document is a detailed disclosure of the company's information disclosure management system, including principles, procedures, and requirements for information disclosure, periodic reports, major transactions, related party transactions, and major events. It references regulatory compliance with Chinese securities laws and the Beijing Stock Exchange rules. The content is a comprehensive internal governance and compliance document rather than a financial report, earnings release, or announcement of voting results. It does not contain financial statements or earnings data but focuses on governance and disclosure policies. Therefore, it fits best under Governance Information (CGR). The document length (15,000 characters) and detailed procedural content support this classification with high confidence.
2025-10-29 Chinese
董事会秘书工作制度
Governance Information Classification · 95% confidence The document is titled as the "Board Secretary Work Rules" of Henan Silane Technology Development Co., Ltd., detailing the duties, qualifications, appointment, and responsibilities of the company's board secretary. It includes internal governance rules and procedures rather than financial data or report announcements. There is no indication of financial results, audit information, or shareholder voting results. The document is a governance-related internal regulation approved by the board. Therefore, it fits best under Governance Information (CGR). The document length is 2840 characters, which is relatively short but contains substantive governance content, not just an announcement or notice.
2025-10-29 Chinese

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