Rosan Resources Holdings Limited announced earnings results for the half year ended June 30, 2019. For the half year, the company announced sales was HKD 284.707 million compared to HKD 495.752 million a year ago. Net loss was HKD 48.112 million compared to HKD 46.991 million a year ago. Basic loss per share was HKD 0.04625 compared to HKD 0.04518 a year ago.