JSL Construction & Development Co., Ltd. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was TWD 1,203.088 million compared to TWD 806.717 million a year ago. Operating income was TWD 415.099 million compared to TWD 241.886 million a year ago. Net income was TWD 276.838 million compared to TWD 140.671 million a year ago. Basic earnings per share from continuing operations was TWD 1.89 compared to TWD 0.96 a year ago. Diluted earnings per share from continuing operations was TWD 1.88 compared to TWD 0.96 a year ago.