The Seram Non-Bula Block is now located on seram island-Indonesia under the production sharing contract, the total area is about 4,572 Square Kilometers. The current operator is CITIC owning 41% and Petrogulf owning 16.5% while the remaining 42.5% are owned by other partners Collectively.

The principal field in the Seram Non-Bula Block is the Oseil Field. The Oseil field is located in the Seram Non-Bula PSC area on the island of Seram about 300 kilometers east of the city of Ambon. The field is located inland from the northeast coast of the island. The block contains the Oseil oilfield and surrounding structures that have produced crude oil production of 2000 BBls/Day and potential gas production and exploration are in progress.