Prosperity Dielectrics Co., Ltd. announced earnings results for the first quarter ended March 31, 2019. For the first quarter, the company announced sales was TWD 1,303.407 million compared to TWD 946.460 million a year ago. Operating income was TWD 341.971 million compared to TWD 191.717 million a year ago. Net income was TWD 272.268 million compared to TWD 149.103 million a year ago. Basic earnings per share was TWD 1.58 compared to TWD 0.87 a year ago.