(EnergyAsia, April 7) — Several Chinese companies have formed a 50-year joint venture to build an oil-storage facility in Yangshan port, near Shanghai. Located at the mouth of the Yangtze River, iIt will be China’s largest oil storage facility. Shanghai Sheng Gang Energy Sources Investment Co (40%), Hong Kong-listed Titan Petrochemicals (25%), PetroChina Co (13%),…