Beyond Switch: touch sensors, membrane switches & Hidden-Till-Lit displays.

Founded in 1956, TDI Electronics Co., Ltd. develops and manufactures film-based HMI and printed electronics components, integrating screen printing, sensing and design expertise. Our core technologies - capacitive touch sensors, membrane switches and Hidden-Till-Lit displays - enable thin, flexible and intuitive interfaces for automotive, medical, industrial and electronic applications. With development in Japan and manufacturing in Vietnam, we support customers from prototyping through mass production. We supply components, not finished devices, to OEMs and Tier-1/Tier-2 suppliers. Certified to ISO 9001 and ISO 14001, we deliver customized solutions under our "Beyond Switch" concept, helping customers create next-generation HMI and smart surfaces.