Chang Wah Electromaterials Inc. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 4,594.614 million compared to TWD 3,788.410 million a year ago. Operating income was TWD 402.892 million compared to TWD 271.846 million a year ago. Net income was TWD 237.034 million compared to TWD 150.082 million a year ago. Basic earnings per share was TWD 0.36 compared to TWD 0.24 a year ago. Diluted earnings per share was TWD 0.36 compared to TWD 0.23 a year ago.