There are 12 blocks of oil and gas fields whose contracts are to be signed during the event, Yusgiantoro said.

Mostly situated in Indonesian eastern regions, a total of 17 blocks would be offered through normal tenders.

The 17 blocks are Tomini Bay I, Tomini Bay II, Tomini Bay III, Tomini Bay IV, Tomini Bay V, Tomini Bay VI, Tomini Bay VII, North Bone, Bone Bay I, Bone Bay II, Bone Bay III, Bone Bay IV, Menui, Morowali, Sula I, Sula II and Birds Head.

In the meantime there are also oil blocks which would be put to tender directly, namely the blocks of Kubu, North East Ogan Komering, Offshore West Nava, Blora, North Makassar, East Simenggaris and Digul.

Yusgiantoro said that of the 107 blocks which were under explorations, a total of 20 blocks were found to have oil reserves.