Neil Beveridge, a Hong Kong-based analyst at Sanford C. Bernstein & Co., talks about China’s energy demand and exploration for shale gas.   China, estimated to hold more gas trapped in shale than the U.S., will open new areas to exploration as PetroChina Co.'s parent and Cnooc Ltd. seek drilling technology through partnerships and acquisitions. Beveridge speaks with Rishaad Salamat on Bloomberg Television's "On the Move Asia."