Prime Oil Chemical Service Corporation announced earnings results for the full year ended December 31, 2019. For the full year, the company announced sales was TWD 505.225 million compared to TWD 475.680 million a year ago. Operating income was TWD 164.744 million compared to TWD 142.088 million a year ago. Net income was TWD 134.891 million compared to TWD 118.789 million a year ago. Basic earnings per share was TWD 1.96 compared to TWD 1.72 a year ago. Diluted earnings per share was TWD 1.95 compared to TWD 1.7 a year ago.