Reference is made to the Company's previous announcement dated 9 February 2018 (Reference number GA1-09022018-00018) pertaining to the Spudding of Exploration Well in North Kariman Field in Kazakhstan.

In relation thereto, the Board of Directors of REB wishes to announce the positive results of the North Kariman-3 Exploration Well (NK-3). The NK-3 well was drilled in close proximity to the North Kariman field, located within the Emir-Oil Concession Block in Kazakhstan.

Please refer to the attachment on North Kariman ( NK-3) results for more information.

This announcement is dated 3 December 2018.