"Government officials said that the tender will be launched in early January with the contracts to be named in March. Four of the blocks, the Nunukan, Bulungan, Ligau and Ambala Timur blocks, are offshore East Kalimantan. The other blocks that will be put up for bidding are Lubuk Linggau (South Sumatra), Seruai (Aceh) and Boven Digul (Irian Jaya).