TopRay was established on December 17, 2002, devoted to the R&D, manufacture and sale of slim DVD optical pick-up head. TopRay is the leading company in optical pick-up head industry in Taiwan. We have great team managers, excellent experiences in product development, integrating the technologies of optical engineering, mechanism design, electronic and control, having actual sale achievement for many years as a outstanding corporation in this field. R&D team members of TopRay mostly come from Industrial Technology Research Institute (ITRI), have many years experience in ODD parts development. Besides develop OPU products, we also design, manufacture and mass production the equipment, therefore, we have the advantage of low-cost and flexibility of adjustment. Speak of OPU industry, Japanese manufacturer is the main supplier in this marketplace so far, but TopRay combine unique technologies and production efficiency to have the advantage of cost structure better than Japanese manufacturer, create the new niche of the marketplace. Without doubt, TopRay will be a shiny star of optoelectronic industry in the future.