(EnergyAsia, September 29, Tuesday) — PetroChina Co has brought onstream an integrated oil refinery-petrochemical complex in Dushanzi district, Karamay City in the country’s northwestern Xinjiang Uighur Autonomous Region.   The RMB30 billion complex includes a sophisticated 200,000-b/d refinery which will produce Euro IV-emission grade products from processing high-sulphur crude oil imported from neighbouring Kazakhstan.  …