InterServ International Inc. announced earnings results for the full year ended December 31, 2020. For the full year, the company announced sales was TWD 117.581 million compared to TWD 181.915 million a year ago. Operating loss was TWD 32.694 million compared to TWD 49.197 million a year ago. Net loss was TWD 27.783 million compared to TWD 30.851 million a year ago.