According to Jamal J. Malaikah, President and COO of NATPET, the major challenge for the petrochemical industry in Saudi Arabia is the shale gas and the increase in capacity in China. The future will see more supply than demand.
Interview: http://www.marcopolis.net/petrochemicals-the-future-of-saudi-petrochemical-industry.htm?highlight=WyJuYXRwZXQiLCJuYXRwZXQncyJd