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

Ticker · 300046 ISIN · CNE100000KK3 Shenzhen Stock Exchange Manufacturing
Filings indexed 1,741 across all filing types
Latest filing 2026-04-02 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
董事、高级管理人员薪酬管理制度
Regulatory Filings
2026-04-02 Chinese
关于“质量回报双提升”行动方案的进展公告
Regulatory Filings
2026-04-02 Chinese
董事会审计委员会对会计师事务所2025年度履职情况评估及履行监督职责情况的报告
Regulatory Filings
2026-04-02 Chinese
2025年年度审计报告
Regulatory Filings
2026-04-02 Chinese
2025年年度报告
Regulatory Filings
2026-04-02 Chinese
2025年年度报告摘要
Regulatory Filings
2026-04-02 Chinese

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