Chief Telecom Inc. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 689.691 million compared to TWD 617.675 million a year ago. Operating income was TWD 212.092 million compared to TWD 186.027 million a year ago. Net income was TWD 167.115 million compared to TWD 146.951 million a year ago. Basic earnings per share was TWD 2.38 compared to TWD 2.11 a year ago. Diluted earnings per share was TWD 2.36 compared to TWD 2.08 a year ago.