“十二五”时期的5年,是改革开放伟大历史进程中具有鲜明里程碑意义的5年。这5年,世情国情发生深刻变化,我国经济发展正步入一种中高速发展的新常态。从国际看,世界经济处在危机后的深度调整期,呈现低增长、不平衡、多风险的特征,地缘政治等非经济因素影响加剧,我国发展面临的外部环境更趋复杂。从国内看,“三期叠加”的阵痛持续加深,多重困难和挑战相互交织,改革转型任务繁重。面对复杂多变的国际环境和艰巨繁重的改革 Five years during the “Twelfth Five-Year Plan” period is a landmark five-year milestone in the great historical process of reform and opening up. In these 5 years, the national conditions of the world have undergone profound changes. Our economic development is entering a new normal of medium-speed development. Internationally, the world economy is in a period of profound adjustment after the crisis, showing the characteristics of low growth, imbalance and multiple risks. The influence of non-economic factors such as geopolitics is aggravated. The external environment facing China’s development is even more complicated. Judging from the domestic perspective, the strenuous pain of the “three superpositions” deepened, multiple difficulties and challenges were intertwined, and the tasks of reform and restructuring were heavy. Facing the complex and ever-changing international environment and arduous and arduous reforms