The 12th head driver of “Mao Zedong” Locomotive Liu Yufeng(L),  assistant driver Wang Zhenqiang(M) and Jia Xuelei(R) was making preparations for departure. On that day, “Mao Zedong” Locomotive was officially put into operation after the fifth improvement and pulled Train T1 running from Beijing Station to the terminal of Changsha Station in the morning on December 26, the 121st anniversary of Mao’s birthday. (Eastday/Jiang Wenran)