Semilux International Ltd. operates through its subsidiaries, Taiwan Color Optics, Inc. (TCO) and Semilux Ltd. TCO is an optical and three-dimensional (3D) sensing technology company. The Company, through its subsidiaries, is primarily involved in the customization, design and supply of optical components and integrated chip for various industries, including autonomous driving, intelligent lighting, as well as unmanned aerial vehicles. In collaboration with its clients, the Company conceptualizes and produces high precision optics and sensing modules that are specifically customized to client’s needs for ease of integration in overall design and production. Applications for its products include automotive laser headlight systems, adaptive driving beams (ADB) as well as light detection and autonomous driving systems (LiDAR).