PRIO SA（以下简称“PRIO SA”或“RIO”）遵循最佳公司治理实践，特此通知其股东及广大市场，巴西环境与可再生自然资源研究所（以下简称“巴西环境与可再生自然资源研究所”）已于今日发布弗拉德油田（以下简称“油田”）钻井许可证的修订案，授权本公司在该油田钻探至多14口新井。PRIO

将持续向市场通报该油田的钻井进度安排。

PRIO S.A. (the 锟紺ompany锟� or 锟絇RIO锟�), in compliance with best corporate governance practices, hereby informs its shareholders and the market in general that, on this date, the Brazilian Institute of the Environment and Renewable Natural Resources (锟絀bama锟�) has issued the amendment to the Drilling License for the Frade Field ("Field"), thereby authorizing the Company to drill up to 14 new wells in the Field.

PRIO will keep the market informed about the drilling schedule for the Field.