Giga Diamond Materials Corporation announced earnings results for the half year ended June 30, 2019. For the half year, the company announced sales was TWD 315.870 million compared to TWD 134.491 million a year ago. Operating loss was TWD 120.152 million compared to TWD 64.380 million a year ago. Net loss was TWD 114.739 million compared to TWD 50.062 million a year ago. Basic loss per share was TWD 1.22 compared to TWD 0.55 a year ago.