China Petroleum and Technology Development Co. (CPTDC) has won work to provide natural gas compressors to Orca Energy in southern Tanzania.
Mnazi Bay production will increase for the rest of the year, following the end of the rainy season.
Gas sales by Orca Exploration in Tanzania fell in the first quarter as higher than normal rainfall boosted hydropower generation.
Tanzanian gas producer Orca Exploration has said it intends to continue on its own, following a failed bid by Swala Energy, and will return cash to shareholders in line with its new strategy.
Tanzania has struggled to pay its debts to local gas producers but there are signs this is changing, with Wentworth Resources and Orca Exploration posting strong quarterly results on improved collections and higher gas demand.