High-quality development program of state-owned enterprises has become one of the focus of all walks of life in today's society.Especially,it has become the key to the development of enterprises.The world-class high-quality development plan,fundamentally speaking,to highlight efficiency,accelerate the transformation of the development mode,targeted to improve quality,efficiency and steady growth,and effectively improve the level of return on assets.The innovation case recommended to readers in this issue is the high-quality development plan of state-owned enterprises practiced and summarized by CNPC Southwest Oil and Gas Field Branch in building the whole natural gas industry chain and benchmarking the innovation and efficiency enterprises to promote the development level.