Giga Diamond Materials Corporation announced earnings results for the half year ended June 30, 2021. For the half year, the company announced sales was TWD 693.189 million compared to TWD 237.889 million a year ago. Operating loss was TWD 37.854 million compared to TWD 132.085 million a year ago. Net loss was TWD 52.571 million compared to TWD 125.101 million a year ago. Basic loss per share from continuing operations was TWD 0.52 compared to TWD 1.33 a year ago.