Sincere Security Co. Ltd. announced earnings results for the half year ended June 30, 2021. For the half year, the company announced sales was TWD 1,067.822 million compared to TWD 1,018.345 million a year ago. Operating income was TWD 60.854 million compared to TWD 63.356 million a year ago. Net income was TWD 49.141 million compared to TWD 52.001 million a year ago. Basic earnings per share was TWD 2.46 compared to TWD 2.6 a year ago.