Semilux International
Semilux International, optical technology company, designs and supplies custom optical components to automotive OEMs and Tier-1 partners as Tier-2 supplier.
- Public company
- Taichung, TWTaiwan
Semilux International, optical technology company, designs and supplies custom optical components to automotive OEMs and Tier-1 partners as Tier-2 supplier.
en.tcotek.comCrawled Nov 7, 2026
The color wheel uses motor-driven filters to separate and restore RGB light, serving as a key component in DLP projectors.
The diffuser evenly distributes incident light and corrects defects in optical modules, with customizable angular spread and optical performance.
TCOtek offers next-generation flight control systems for unmanned aerial vehicles, integrating GPS, AI obstacle avoidance radar, and edge-computing chips.
SemiLux International Ltd. announced its Taiwan subsidiary, Taiwan Color Optics, Inc., won the Coastal and Maritime Surveillance Unmanned Aerial Vehicle (UAV) Pilot Program.
Yung-Peng ChangChairman of the Board, Director and Co-Chief Executive OfficerDr. Chang serves as the Chairman and Co-CEO of the Company since February 2024. Dr. Chang is the Co-founder of Taiwan Color Optics, Inc. (TCO) and has served as the President of TCO since 2009. At TCO, Dr. Chang leads TCO’s efforts in developing LiDAR solution,
Governance Documents Code of Business Conduct and EthicsAudit Committee CharterCompensation Committee CharterNominating and Corporate Governance Committee Charter
Taiwan Color Optics, Inc. was founded in 2009 and operates five factories in the Central Science Park, covering 4,105 square meters for production and R&D.
Taiwan Color Optics (TCO) provides AI-driven optical and LiDAR solutions for industrial, defense, and mobility sectors, integrating optical engineering, infrared imaging, and 3D sensing.
The company specializes in laser-applied modules and components for solid-state light sources, car headlights, sensors, and semiconductor chips.
The company’s headquarters and R&D center are located in Taichung City and Hsinchu City, Taiwan, respectively.
The company’s Taichung and Hsinchu factory areas are located in Central Taiwan Science Park and Hsinchu Science Park, Taiwan.
Nasdaq has issued a **Form 25 removal notice** targeting **Semilux International Ltd.** The notice pertains to the delisting and deregistration of its **Ordinary Shares** from the Nasdaq Stock Market under **Section 12(b)**. The filing signals potential trading restrictions or termination of listing eligibility for the company’s securities.
Oct 2026Stock TitanNews article
SemiLux International Ltd. (Nasdaq: SELX) receives a Nasdaq Staff Determination Letter notifying the company of a potential delisting from The Nasdaq Capital Market. The letter, dated May 15, 2026, gives the company the option to request a hearing to contest the decision. The company has until May 19, 2026, to respond before delisting proceedings advance.
May 2026nasdaq.comNews article
Taiwan Color Optics wins the Coastal and Maritime Surveillance UAV pilot contract from the Taiwan Coast Guard Administration. The program focuses on deploying unmanned aerial systems for coastal monitoring and maritime security. This marks the company’s entry into government-led UAV applications in Taiwan.
Dec 2025Semilux International Ltd All Rights Reserved. -News article
TCO TEK introduces a fully autonomous drone service leveraging AI and high-performance LiDAR sensors. The company targets Japan’s agricultural sector with its new drone-based solutions. The system operates independently, enhancing precision and efficiency in field applications.
Dec 2025Semilux International Ltd All Rights Reserved. -News article