国家发改委副主任李春临：国家综合立体交通网主骨架“6轴7廊8通道”目前建成率已超90%

Group 1 - The core viewpoint of the article highlights the acceleration and centralization of China's infrastructure development during the 14th Five-Year Plan period [1] - The national comprehensive three-dimensional transportation network framework, consisting of "6 axes, 7 corridors, and 8 channels," has achieved a construction completion rate of over 90% [1] - This infrastructure network covers more than 80% of counties and serves approximately 90% of the economy and population, effectively connecting the east and west, as well as the north and south of the country [1]