PetroChina Co. Ltd. has started up an 800,000 tonne/year ethylene unit at its Fushun Petrochemical Co. refining and petrochemical complex in Liaoning Province, China, reports China National Petroleum Corp., PetroChina's parent.

All eight production units at the complex now are in operation, bringing crude capacity to 11.5 million tonnes/year (tpy) and ethylene capacity to 1 million tpy, CNPC said.

The complex yields 6 million tpy of gasoline and diesel. Other products include paraffin, base oil, alkyl benzene, and synthetic resin.