This special training will hold a series of trainings in the field of oilfield development at different levels, aiming at coping with the severe situation under the influence of the new economic normal and the current low oil price superposition, learning the economic and technical analysis and scientific decision-making methods of oilfield development, discussing ideas and measures to reduce costs and increase efficiency, and the oilfield development strategy in the 13 th Five-Year Plan, and firmly winning the confidence and determination to fight the tough battle of "laying a good winter and creating benefits".