Skip to main content
UNION SEMICONDUCTOR (HEFEI) CO., LTD. logo

UNION SEMICONDUCTOR (HEFEI) CO., LTD. — Investor Relations & Filings

Ticker · 688403 ISIN · CNE100005PP0 Shanghai Stock Exchange Manufacturing
Open in API
Filings indexed 603 across all filing types
Latest filing 2025-04-11 AGM Information
Country CN China
Listing Shanghai Stock Exchange 688403

About UNION SEMICONDUCTOR (HEFEI) CO., LTD.

http://www.unionsemicon.com.cn/

Union Semiconductor (Hefei) Co., Ltd. is an integrated circuit design enterprise specializing in high-performance analog and mixed-signal solutions. The company focuses on the research, development, and distribution of power management integrated circuits (PMICs), including DC-DC converters, linear regulators (LDOs), and battery management systems. Its product portfolio also encompasses signal chain components, interface ICs, and specialized drivers. These products are engineered for applications across consumer electronics, industrial automation, telecommunications, and automotive electronics. By prioritizing technical innovation and high-efficiency design, the company provides reliable semiconductor components characterized by low power consumption and compact form factors, supporting the requirements of advanced electronic systems and power-sensitive applications.

Recent filings

Filing Released Lang Actions
2024年年度股东大会会议资料
AGM Information Classification · 100% confidence The document is titled as "2024 年年度股东大会会议资料" which translates to "2024 Annual General Meeting (AGM) materials". It contains detailed agenda, meeting notices, proposals for shareholder voting, financial reports summaries, board and supervisory reports, and insurance proposals for directors and officers. The document is clearly prepared for the Annual General Meeting of shareholders, including the schedule, voting procedures, and detailed proposals to be discussed and voted on at the AGM. It references the 2024 annual report and financial statements but does not itself constitute the full annual report or financial statements. The document is comprehensive and lengthy (15,000 characters), consistent with AGM materials rather than a brief announcement or a standalone report. Therefore, the document fits the category of AGM Information (AGM-R).
2025-04-11 Chinese
合肥新汇成微电子股份有限公司向不特定对象发行可转换公司债券受托管理事务报告（2024年度）
Regulatory Filings
2025-04-02 Chinese
海通证券关于合肥新汇成微电子股份有限公司2024年度持续督导年度跟踪报告
Regulatory Filings
2025-04-02 Chinese
海通证券关于合肥新汇成微电子股份有限公司2024年度持续督导现场检查报告
Audit Report / Information Classification · 95% confidence The document is titled as a "持续督导现场检查报告" (Continuous Supervision On-site Inspection Report) issued by Haitong Securities regarding Hefei Xinhui Microelectronics Co., Ltd. It references regulatory approvals, ongoing supervision periods, and detailed findings from on-site inspections related to corporate governance, internal controls, information disclosure, independence, use of raised funds, related party transactions, and operational status. The document is a detailed report of the continuous supervision and inspection activities by the sponsor institution, not a full annual or interim financial report. It is not an announcement of a report publication but the report itself. The content aligns with the nature of an Audit Report / Information (AR) as it covers audit-like supervisory findings and compliance checks without being a full annual report or earnings release. The document length is 3456 characters, which is sufficient for a detailed report but not a brief announcement. Therefore, the best fitting classification is AR (Audit Report / Information).
2025-04-02 Chinese
关于2025年第一季度可转债转股结果暨股份变动的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement regarding the first quarter convertible bond conversion results and related share changes for the company Hefei New Huicheng Microelectronics Co., Ltd. It details the amount and number of shares converted from convertible bonds, the remaining unconverted bonds, and the resulting changes in share capital. The document references regulatory approval and the bond issuance details but does not contain comprehensive financial statements or detailed financial analysis. It is a specific update on capital structure changes due to convertible bond conversions, which fits the category of Capital/Financing Update (CAP). The document length is about 2065 characters, which is relatively short but contains substantive information about financing activities rather than just announcing a report publication. Therefore, the appropriate classification is CAP with high confidence.
2025-04-01 Chinese
2024年度独立董事述职报告（程敏-已离任）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Annual Report" for the year 2024 from Hefei Xinhui Microelectronics Co., Ltd. It details the independent director's duties, attendance at board and committee meetings, communication with auditors, and evaluation of company governance and compliance during the director's term. It includes no financial statements or detailed financial data but focuses on the director's role, activities, and governance oversight. This type of document is a report by a board member on their duties and performance, which fits the category of Board/Management Information (MANG). The document length is under 5,000 characters, but it is a substantive report, not merely an announcement of a report publication. Therefore, the correct classification is MANG with high confidence.
2025-03-27 Chinese

Browse filings by year

5 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.