包银高铁 全线贯通运营

Group 1 - The Baoyin High-speed Railway's Baohui section officially opened on December 23, marking the full operation of the entire Baoyin High-speed Railway line [2] - The completion of the railway enhances the "Eight Vertical and Eight Horizontal" high-speed railway network, specifically the Beijing-Lanzhou corridor, improving the high-speed rail network in the northwest region [2] - This development is expected to inject new momentum into the new era of western China's economic development [2]