The reservoir of Miocene sandstone is estimated to have 300 million barrels (48×10^6 m3) of oil equivalent.
[2] The development plan was approved in September 2009 and production started on 22 August 2011 by PetroVietnam jack-up platform PVD-II.
[1][3] The FPSO Armada TGT 1 was converted from a Suezmax tanker by Keppel Offshore and Marine.
[1][2] The field is operated by Hoang Long JOC, a partnership between PetroVietnam (41%), SOCO International (28.5%), PTT Exploration and Production (28.5%), and OPECO (2%).
Hoang Long JOC holds 50% interest in the field while rest of 50% is held by SOCO.