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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 2023-03-23 Audit Report / Informat…
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
关于续聘会计师事务所的公告
Audit Report / Information Classification · 95% confidence The document is an announcement regarding the proposed reappointment of an accounting firm (audit firm) for the company's 2023 annual audit. It details the audit firm's background, integrity records, audit fees, and the board's approval process. It does not contain any actual audit report or financial statements but rather informs shareholders and the public about the intention to continue with the audit firm. The document length is 2861 characters, which is relatively short and consistent with an announcement rather than a full audit report. Therefore, this document is best classified as an Audit Report / Information announcement (AR) because it relates specifically to audit firm appointment and audit-related information, but it is not a full Annual Report or Audit Report itself. However, given the short length and nature of the document, it is more precisely an announcement about audit firm reappointment, which fits best under Audit Report / Information (AR) rather than Regulatory Filings (RNS) or Report Publication Announcement (RPA). FY 2023
2023-03-23 Chinese
关于中国平煤神马集团财务有限责任公司风险评估报告的公告
Audit Report / Information Classification · 95% confidence The document is a risk assessment report regarding the financial company affiliated with the company, including detailed financial data such as balance sheets, profit and loss statements, and regulatory compliance information for the year ending December 31, 2022. It includes comprehensive financial figures, risk management descriptions, and operational details. The document is 4291 characters long, which is relatively short but contains substantive financial data and analysis, not merely an announcement or certification. It is not a full annual report but a standalone audit/risk assessment report focusing on risk evaluation and financial condition of the financial company. Therefore, it fits best under the category of Audit Report / Information (AR). FY 2022
2023-03-23 Chinese
2022年年度报告摘要
Annual Report Classification · 95% confidence The document is titled as an "年度报告摘要" which translates to "Annual Report Summary" for the year 2022. It contains detailed financial data such as total assets, net profit, earnings per share, and shareholder structure. It also includes management assurances about the accuracy of the report, audit opinions from an accounting firm, and detailed business model descriptions. The length of the document (7,677 characters) and the presence of substantive financial data and analysis confirm it is a full report rather than a mere announcement. The content aligns with the characteristics of an Annual Report (10-K) rather than a summary or announcement. Therefore, the document should be classified as an Annual Report (10-K). FY 2022
2023-03-23 Chinese
关于治理专项自查及规范活动相关情况的报告
Governance Information Classification · 95% confidence The document is a detailed report on the company's governance self-inspection and compliance activities, including information about the board structure, internal controls, shareholder meetings, conflicts of interest, and compliance with laws and regulations. It references company governance, internal rules, board and management roles, and compliance with listing rules. There is no financial data or financial statements present, nor is it an announcement of a report publication. The content aligns with a Governance Information report, which details the company's internal rules, board structure, and governance practices.
2023-03-23 Chinese
关于公司高级管理人员任命的公告
Board/Management Information Classification · 100% confidence The document is an announcement regarding the appointment of a senior management personnel (副总经理, vice general manager) at 河南硅烷科技发展股份有限公司. It details the appointment decision, the appointee's background, the legal compliance of the appointment, and the impact on the company. There is no financial data, no mention of financial results, no regulatory filings or certifications, and no shareholder voting results. The content clearly fits the category of Board/Management Information (MANG), which covers announcements of changes in the company's board of directors or senior management.
2023-03-23 Chinese
关于公司2022年度独立董事述职报告的公告
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Directors 2022 Annual Report" for Henan Silane Technology Development Co., Ltd. It details the independent directors' duties, attendance at board and shareholder meetings, their qualifications, and the independent opinions they issued during 2022. The content focuses on governance, board activities, and compliance with regulations related to independent directors. It does not contain financial statements or audit results but rather a report on the independent directors' performance and opinions for the year. This type of document aligns with Board/Management Information (MANG) filings, which cover announcements related to board members and their activities. The document length is 2825 characters, which is relatively short but contains substantive content about board members rather than just an announcement of a report. Therefore, the best classification is MANG with high confidence.
2023-03-23 Chinese

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