Good Will Instrument Co., Ltd. announced earnings results for the first quarter ended March 31, 2019. For the first quarter, the company announced sales was TWD 593.797 million compared to TWD 535.038 million a year ago. Operating income was TWD 75.504 million compared to TWD 66.797 million a year ago. Net income was TWD 70.867 million compared to TWD 65.615 million a year ago. Basic earnings per share was TWD 0.49 compared to TWD 0.45 a year ago. Diluted earnings per share was TWD 0.48 compared to TWD 0.45 a year ago.