Keystone Microtech Corporation reported earnings results for the first quarter ended March 31, 2022. For the first quarter, the company reported sales was TWD 367.7 million compared to TWD 350.38 million a year ago. Net income was TWD 113.04 million compared to TWD 110.01 million a year ago. Basic earnings per share from continuing operations was TWD 4.17 compared to TWD 4.06 a year ago. Diluted earnings per share from continuing operations was TWD 4.14 compared to TWD 4.04 a year ago.