Rosan Resources Holdings Limited announced earnings results for the full year ended December 31, 2019. For the full year, the company announced sales was HKD 504.536 million compared to HKD 961.440 million a year ago. Net loss was HKD 99.922 million compared to HKD 142.747 million a year ago. Basic loss per share was HKD 0.09606 compared to HKD 0.13747 a year ago.