SAUDI Aramco is pressing ahead with its upstream expansion plans, undeterred by the collapse of the oil market that has forced the country to rein in investment in certain areas.

Aramco chief executive Amin Nasser said the giant Khurais oilfield is among major projects expected to be completed in 2018.

The expansion will add a further 300,000 barrels per day to boost total capacity at Khurais to 1.5