According to the data recently released by China Railway Group, from January to February this year, the national railway fixed assets investment reached 59.6 billion yuan, up 5.9% year on year. Since the beginning of this year, China Railway Group has accelerated the construction of a modern railway infrastructure system, continuously enhancing the accessibility and coverage of the railway network. ——Key and difficult projects have achieved breakthroughs one after another. At 4am on February 21st, at the construction site of the Xiwan Cross Sea Double Line Super Large Bridge on the Guangxi Fangchenggang Dongxing Railway, four jacks were pulling two 78 meter long T-beams and rotating them simultaneously. After 40 minutes of orderly operation, two rotating continuous beams with a total weight of 12000 tons successfully completed the closure and opened the beam erection channel of the Fangdong Railway. The Songjiazui No.1 Tunnel of the Shanghai Chongqing Chengdu High speed Railway has been successfully completed, and the T-beams of the Sichuan section of the Chengdu Lanzhou Railway have all been erected. Since the beginning of this year, a number of key and difficult railway tunnel and bridge projects have achieved new breakthroughs, laying a solid foundation for the further improvement of the railway network. ——A series of railway projects have started construction one after another. On February 23rd, the renovation project of Yan'an Station in Shaanxi Province officially entered the construction phase. As an important passenger station on the Baoxi Railway and a landmark building in the revolutionary old area, Yan'an Station will be renovated to add 7769 meters of new lines and 7600 square meters of passenger platforms. The construction of the Beijing underground section of the Beijing Tang intercity railway connecting Beijing and Tangshan, Hebei began on February 25th. The underground section of the line starts from the east side of the underground station of Beijing Subcenter Station and crosses the intercity connecting line, with a total length of 2.4 kilometers. It is reported that more than 3000 kilometers of new railway lines are expected to be opened and put into operation nationwide this year, including 2500 kilometers of high-speed railways. Multiple railways, including the Guiyang Nanning high-speed railway and the Chengdu Lanzhou railway, are expected to open within the year. (New News Agency)