Formosa Optical Technology Co. Ltd. announced earnings results for the full year ended December 31, 2018. For the full year, the company announced sales was TWD 3,066.268 million compared to TWD 2,851.786 million a year ago. Operating income was TWD 169.341 million compared to TWD 156.103 million a year ago. Net income was TWD 253.517 million compared to TWD 304.131 million a year ago. Basic earnings per share was TWD 4.22 compared to TWD 5.06 a year ago. Diluted earnings per share was TWD 4.21 compared to TWD 5.05 a year ago.