The Myanma Oil and Gas Enterprise of the Ministry of Energy signed production-sharing contracts with HNA Myanmar Oil & Gas Ltd for onshore block IOR-4 (Pyay) area-1 and IOR-6 (Myanaung) area-3 and with Future Engineering & Gold Mining Co Ltd for IOR-7 (Shwepyitha) area-2 in Nay Pyi Taw yesterday.