https://pressroom.prlog.org/Princeton/ About Princeton Technology Corp. - PTC is a professional fabless IC design company headquartered in Taipei, Taiwan with branch offices in Hsin-Chu (Taiwan), Shenzhen (China), and Torrance (USA). PTC was listed on the Taiwan OTC (over-the-counter) market in 2001. https://www.prlog.org/11038267-ptc-will-show-latest-led-driver-dimming-controller-lighting-at-fpd-international-green.html PTC Will Show Latest LED Driver & Dimming Controller Lighting Solutions at FPD International & Green Device ExhibitionMon, 01 Nov 2010 02:23:52 GMT