Tatung only became licensed to provide Wireless ADSL or WiMAX-the "last mile" of the fixed network-in 2007. Not only did it invest NT $ 100 million in the business, set up Tatung InfoComm, and begin installing base stations, it also started developing earphones and media players to be used in broadband mobile phones used with WiMAX service.
事實上，身為家電龍頭，大同早在 1950 年代就成立了國內第一家直營「服務站」，直接面對消費者，並由林挺生首創「一通電話，服務就到」的模式。