E&R Engineering Corporation announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 652.821 million compared to TWD 324.452 million a year ago. Operating income was TWD 100.806 million compared to operating loss of TWD 21.256 million a year ago. Net income was TWD 85.878 million compared to net loss of TWD 16.786 million a year ago. Basic earnings per share from continuing operations was TWD 1 compared to basic loss per share from continuing operations of TWD 0.21 a year ago. Diluted earnings per share from continuing operations was TWD 0.95 compared to diluted loss per share from continuing operations of TWD 0.21 a year ago.