12据中华铁道网报道,石家庄到济南客运专线山东段已于3月16日正式开工建设。石济客运专线建成后,将与济青高铁和石太客运专线连通,形成青岛到太原客运专线。届时,乘火车从青岛去太原,将从现在的近12 h缩短到约4 h青太客运专线是我国中长期铁路规划四纵四横客 12 According to China Railway Network reported that the Shandong section of Shijiazhuang to Jinan Passenger Line has been officially started on March 16 construction. After the completion of the Shi-ji Passenger Dedicated Line, it will connect with the Ji-Qing High-Speed ​​Rail and Shi-Tai Passenger Dedicated Line to form a passenger line between Qingdao and Taiyuan. By then, the train from Qingdao to Taiyuan, from the current nearly 12 h shortened to about 4 h Tsingtao Passenger Line is China’s long-term rail plan four vertical and four horizontal passengers