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TECH SEMICONDUCTORS CO., LTD. — Investor Relations & Filings

Ticker · 300046 ISIN · CNE100000KK3 Shenzhen Stock Exchange Manufacturing
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Filings indexed 1,741 across all filing types
Latest filing 2026-05-07 Regulatory Filings
Country CN China
Listing Shenzhen Stock Exchange 300046

About TECH SEMICONDUCTORS CO., LTD.

https://www.tech-sem.com

Tech Semiconductors Co., Ltd. focuses on the design, development, and production of power semiconductor components and assemblies. The company’s core product line features high-power semiconductor chips, phase-control thyristors, rectifier diodes, and fast-recovery diodes. Additionally, it manufactures a variety of power modules, including thyristor/diode modules and bridge rectifiers, designed for efficient power conversion and regulation. These products are utilized in applications such as industrial motor control, welding equipment, uninterruptible power supplies (UPS), and renewable energy infrastructure. The company emphasizes technical reliability and performance in high-voltage and high-current environments, providing standardized and customized solutions for complex power electronic systems.

Recent filings

Filing Released Lang Actions
关于使用部分闲置募集资金进行现金管理的进展公告
Regulatory Filings
2026-05-07 Chinese
2025年度非经营性资金占用及其他关联资金往来情况汇总表
Regulatory Filings Classification · 95% confidence The document is a summary table detailing non-operating fund occupation and other related party fund transactions for the year 2025 by 湖北台基半导体股份有限公司. It includes financial figures and accounting details but is very short (1472 characters) and appears to be a specific financial disclosure related to related party transactions rather than a full financial report. It does not contain comprehensive financial statements or management discussion. It is not an announcement of a report but a specific financial disclosure. Such disclosures typically fall under Regulatory Filings (RNS) as they do not fit into other specific categories like Annual Report, Interim Report, or Earnings Release. Therefore, the best classification is Regulatory Filings (RNS).
2026-04-02 Chinese
董事会对独立董事独立性自查情况的专项报告
Governance Information Classification · 95% confidence The document is a special report from the board of directors assessing the independence of the company's independent directors, referencing regulatory requirements and self-assessment forms. It does not contain financial statements, earnings data, or shareholder voting results. It is a governance-related disclosure about board members' independence. Therefore, it fits best under Governance Information (CGR). The document length is short and focused on governance compliance, not an announcement or a full report, so it is not RNS or RPA.
2026-04-02 Chinese
华泰联合证券有限责任公司关于湖北台基半导体股份有限公司部分募投项目延期的核查意见
Regulatory Filings Classification · 95% confidence The document is a detailed verification opinion from Huatai United Securities regarding the delay in certain fundraising investment projects of Hubei Taiji Semiconductor Co., Ltd. It references regulatory guidelines related to fundraising and securities issuance, details the fundraising amount, usage, project delays, reasons for delays, and the board's approval of these delays. The document is a formal verification and supervisory opinion on the delay of fundraising projects, not a financial report, earnings release, or annual/interim report. It is not a simple announcement but a regulatory compliance and supervisory opinion related to fundraising project delays. This fits best under the category of Regulatory Filings (RNS), as it is a compliance-related document that does not fit into other specific categories like Capital/Financing Update (CAP) or Audit Report (AR). The document length is 3222 characters, which is relatively short but contains substantive content rather than just an announcement of a report publication. Therefore, the classification is RNS with high confidence.
2026-04-02 Chinese
2025年度独立董事述职报告（姜海华）
Board/Management Information Classification · 95% confidence The document is titled '2025 年度独立董事述职报告' which translates to '2025 Annual Independent Director's Work Report'. It is a detailed report by an independent director on their duties, attendance, committee work, communication with auditors, and oversight activities during the 2025 fiscal year. The content focuses on governance, supervisory roles, and compliance with laws and regulations, rather than financial statements or audit opinions. It does not contain financial data or audit results itself but discusses oversight of such reports. This type of document is a management or board-related report focusing on director duties and governance rather than a financial report or audit report. Therefore, it fits best under Board/Management Information (MANG). The document length is 4124 characters, which is sufficient for a substantive report rather than a brief announcement. Hence, the classification is MANG with high confidence.
2026-04-02 Chinese
关于部分募投项目延期的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement regarding the delay of certain projects funded by proceeds from a specific share issuance. It details the original and adjusted timelines for project completion, reasons for the delay, and confirms that the use of funds and project scope remain unchanged. It references prior board meetings and regulatory approvals related to fundraising and project progress. The document is relatively short (2912 characters) and primarily serves as a formal disclosure of changes to the use of raised capital and project timelines. It does not contain comprehensive financial statements or detailed financial performance data. This fits the definition of a Capital/Financing Update (CAP), as it updates on the status and use of fundraising proceeds and project investment progress.
2026-04-02 Chinese

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