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

Ticker · 688403 ISIN · CNE100005PP0 Shanghai Stock Exchange Manufacturing
Open in API
Filings indexed 600 across all filing types
Latest filing 2026-05-15 Regulatory Filings
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
关于收到安徽证监局行政监管措施决定书的公告
Regulatory Filings Classification · 87% confidence The document is a public announcement by Hefei Xinhui Cheng Microelectronics Co., Ltd. that it has received an administrative regulatory measures decision (warning letters and supervisory talks) from the Anhui Securities Regulatory Bureau. This is a regulatory compliance announcement regarding an administrative sanction rather than a financial report, earnings release, or management change. It does not fit specialized categories like board changes, dividends, financing updates, or investor materials. It is best classified under Regulatory Filings (RNS) as a general regulatory announcement and compliance document.
2026-05-15 Chinese
2025年年度权益分派实施公告
Notice of Dividend Amount Classification · 87% confidence The document is a detailed announcement of the company’s 2025 profit distribution plan, specifying the cash dividend per share (0.05 RMB), record date, ex-dividend date, payment date, tax treatment for various shareholder categories, and implementation mechanics. This aligns exactly with a Notice of Dividend Amount, which covers dividend amounts, payment dates, and distribution details. It is neither a request for publication nor a full financial report, but rather a standalone dividend distribution announcement.
2026-05-13 Chinese
2026年第一次临时股东会会议资料
Proxy Solicitation & Information Statement Classification · 85% confidence The document is the complete set of materials for the company’s 2026 first extraordinary general shareholders meeting (临时股东会), including meeting notice, agenda, detailed proposals (resolutions) and background information for each item to be voted on. It is not a mere announcement or a full financial report, but rather the proxy and information statement sent to shareholders to solicit their votes at the meeting. This matches the definition of “Proxy Solicitation & Information Statement” (PSI).
2026-05-11 Chinese
关联交易管理制度（H股上市后适用)
Regulatory Filings
2026-04-29 Chinese
董事会战略委员会工作细则（H股上市后适用）
Regulatory Filings
2026-04-29 Chinese
2026年第一季度报告
Regulatory Filings
2026-04-29 Chinese

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