Sources have revealed that Rosneft-owned Nayara Energy is planning on investing $19 billion in at Vadinar near Jamnagar. Staying in line with its expansion plans, the energy firm plans on setting up a 10.75 MMTPA capacity petrochemical complex and expand the refinery from 20MMTPA to 46MMTPA. The expansion will also be a debut venture into petrochemical business for the firm.