On this day, 76 years ago, on November 7, 1949 (September 17, 1949, the entire Longhai Railway was opened to traffic. On November 7, 1949, just over a month after the founding of New China, thanks to the hard work of railway workers, the entire Longlong (Baoji, Shaanxi Province) Haihai (Lianyungang, Jiangsu Province) Railway was opened to traffic, with a total length of 1226 kilometers. The entire opening of this transportation artery that traverses the east and west has played a positive role in the economic and cultural development of New China.