After two years of fighting, currently the largest gas storage - Hutubi gas storage, gas injection system recently put into operation a success. Up to now, the gas storage gas injection volume 11,230,000 cubic meters, to meet the design requirements. Hutubi gas storage is under construction in the oil 6 gas storage in the first put into operation. The gas storage as a key state construction projects, is the first large-scale natural gas pipeline network supporting systems, but also first large gas storage, gas line, with a total storage capacity of 10.7 billion cubic meters, the production capacity of 4.51 billion cubic meters . (SONG Peng)