au optronics (auo; chinese: 友達光電) is an electronics manufacturer in taiwan that specialises in display panel manufacturing. it was formed in september 2001 by the merger of acer display technology, inc. (the former of auo, established in 1996) and unipac optoelectronics corporation. in october 2006, auo acquired quanta display inc. auo manufactures lcd panels from 1.4 to 85 inches in size. auo was listed in the taiwan stock exchange (tse) in 2000 and was also the first pure tft-lcd manufacturer to have been listed at the new york stock exchange (nyse) in 2002. auo entered the solar energy industry in 2008.