Keystone Microtech Corporation announced earnings results for the first quarter ended March 31, 2020. For the first quarter, the company announced sales was TWD 246.729 million compared to TWD 192.649 million a year ago. Operating income was TWD 83.414 million compared to TWD 60.046 million a year ago. Net income was TWD 68.142 million compared to TWD 48.993 million a year ago. Basic earnings per share was TWD 2.52 compared to TWD 1.99 a year ago. Diluted earnings per share was TWD 2.49 compared to TWD 1.97 a year ago.