D & O Green Technologies Berhad, through its subsidiary Dominant Opto Technologies Sdn Bhd, manufactures and sells automotive surface mount technology light emitting diodes in Asia, Europe, the United States, and internationally. The company offers low to high-intensity LEDs with a range of color spectrum for interior applications, such as instrument cluster, infotainment system, climate control, switches, and ambient lighting, as well as exterior applications comprising headlamp, tail lamp, rear combination lamp, central high mounted stop lamp, and license plate lamp. It is also involved in the merchandising of semiconductor components; design, production, and sale of printed circuit board assemblies; provision of engineering and marketing services; design, development, purchase, and sale of integrated circuit chips; and research and development on electronics, and trade of electronic components. D & O Green Technologies Berhad was founded in 2000 and is based in Melaka, Malaysia.