Coretek Opto Corporation announced earnings results for the full year ended December 31, 2020. For the full year, the company announced sales was TWD 506.719 million compared to TWD 369.631 million a year ago. Operating income was TWD 1.398 million compared to operating loss of TWD 99.867 million a year ago. Net income was TWD 390,000 compared to net loss of TWD 164.134 million a year ago. Basic earnings per share from continuing operations was TWD 0.01 compared to basic loss per share from continuing operations of TWD 2.48 a year ago.