南昆铁路是联结大西南和华南沿海地区的一条“幸福之路”。这条钢铁运输大动脉的建成，将极大地改变大西南交通不便的状况，对于开发云贵高原丰富的资源，振兴边疆少数民族地区经济有着极为重要的意义。昆明是南昆铁路的起始站，南昆线的建成通车，不仅极大地提高了昆明对外交 Nanning-Kunming Railway is a “road to happiness” connecting the Great Southwest and the coastal areas of South China. The completion of this artery of steel transportation will greatly change the situation of traffic inconvenience in the southwest. It is of great significance for developing the rich resources of the Yunnan-Guizhou Plateau and rejuvenating the economy in the minority areas in the border areas. Kunming is the starting point of Nanning-Kunming Railway. The completion of Nankun Line has not only greatly enhanced Kunming’s diplomacy