C Sun Mfg Ltd. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 1,383.698 million compared to TWD 765.267 million a year ago. Operating income was TWD 185.394 million compared to TWD 86.353 million a year ago. Net income was TWD 150.804 million compared to TWD 83.678 million a year ago. Basic earnings per share from continuing operations was TWD 1.01 compared to TWD 0.56 a year ago.