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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 2025-03-19 Regulatory Filings
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
中信证券股份有限公司关于河南硅烷科技发展股份有限预计2025年日常关联交易的核查意见
Regulatory Filings Classification · 95% confidence The document is a detailed report from 中信证券股份有限公司 regarding the expected 2025 daily related-party transactions of 河南硅烷科技发展股份有限公司. It includes extensive information on the nature, amounts, and counterparties of these related-party transactions, as well as analyses of the counterparties' ability to fulfill obligations. The document references regulatory frameworks related to securities issuance and listing, and it is a substantive report containing detailed financial and operational data about related-party transactions for the upcoming fiscal year. This type of document is typically classified as a Regulatory Filing (RNS) because it is a compliance-related disclosure about related-party transactions and does not fit the definitions of other specific report types such as Annual Report, Interim Report, or Earnings Release. It is not an announcement of a report publication but the report itself, and it is not a certification or attestation document. Therefore, the best fitting category is Regulatory Filings (RNS).
2025-03-19 Chinese
2024年度内部控制自我评价报告
Audit Report / Information Classification · 95% confidence The document is titled as an "Internal Control Self-Evaluation Report" for the year 2024 by Henan Silane Technology Development Co., Ltd. It contains detailed descriptions of the company's internal control environment, risk assessments, control activities, and evaluation conclusions. The content focuses on internal control effectiveness, defect classifications, and remediation status, which aligns with an audit-related report rather than a full annual report or financial statement. The document is about internal control evaluation, which is typically part of audit reports or internal control disclosures. It is not a financial statement, earnings release, or management discussion. The length (7474 characters) and detailed content indicate it is the report itself, not just an announcement. Therefore, the most appropriate classification is Audit Report / Information (AR). FY 2024
2025-03-19 Chinese
2024年度独立董事述职报告（楚金桥）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director 2024 Annual Work Report" from Henan Silane Technology Development Co., Ltd. It details the independent director's activities, attendance at board and shareholder meetings, supervision of audit and internal controls, and protection of minority shareholders' rights during the year 2024. The content is a narrative report on the director's duties and oversight rather than a financial report or announcement. It is not an Annual Report (10-K), Audit Report, or any financial statement. It is also not a regulatory filing or announcement of voting results. The document is a management-related report focusing on the independent director's role and activities, which fits best under Board/Management Information (MANG). The document length is 2226 characters, which is relatively short but contains substantive content about management oversight rather than just an announcement or certification. Therefore, the classification is MANG with high confidence.
2025-03-19 Chinese
关于召开2024年年度股东大会通知公告（提供网络投票）
AGM Information Classification · 100% confidence The document is a notice announcing the convening of the 2024 Annual General Meeting (AGM) of Henan Silane Technology Development Co., Ltd. It details the meeting date, voting methods, agenda items to be discussed, and procedural information. It references the 2024 annual report and other related documents but does not contain the reports themselves. The document length is 3514 characters, which is relatively short and consistent with an announcement rather than a full report. The content focuses on informing shareholders about the AGM and the matters to be voted on, including the annual report, financial statements, board appointments, and dividend proposals. Therefore, this document fits the category of AGM Information (AGM-R).
2025-03-19 Chinese
公司第三届监事会第十八次会议决议公告
Regulatory Filings Classification · 95% confidence The document is a detailed announcement of the resolutions passed at the 18th meeting of the third Supervisory Board of Henan Silane Technology Development Co., Ltd. It includes meeting details, attendance, and voting results on various agenda items such as the 2024 Supervisory Board work report, 2024 annual report and summary, 2024 financial statements, 2025 financial budget, audit report, profit distribution plan, and other related reports. The document repeatedly states that the actual reports (annual report, audit report, financial statements, etc.) are disclosed separately on the Beijing Stock Exchange information disclosure platform with specific announcement numbers. The document itself does not contain the full annual report or financial statements but is a formal meeting resolution announcement regarding these reports and other supervisory board matters. The document length is under 5,000 characters and serves as a formal meeting resolution announcement rather than the report itself. Therefore, according to the "Menu vs Meal" rule, this document is best classified as a Regulatory Filing (RNS) because it is a formal regulatory announcement of meeting resolutions and references other filings for the actual reports.
2025-03-19 Chinese
董事会关于独立董事独立性自查情况的专项报告
Regulatory Filings Classification · 95% confidence The document is a formal announcement from the company's board regarding the independence evaluation of its independent directors, referencing compliance with the China Securities Regulatory Commission's rules. It details the criteria and confirms the independent directors meet the independence requirements. There is no financial data, no report attached or referenced as published, and no mention of voting results or management changes. This fits the category of a Regulatory Filing (RNS) as it is a compliance-related announcement that does not fit other specific categories.
2025-03-19 Chinese

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