Photo taken on Dec. 29, 2018 shows the bullet train C1508 of Xinmin-Tongliao high-speed railway ready for departure at Tongliao Station in north China's Inner Mongolia Autonomous Region, Dec. 29, 2018. China plans to build 3,200 km of new high-speed railways in 2019, with the total length expected to exceed 30,000 km, Lu Dongfu, general manager of the China Railway (CR), told a work conference Wednesday. (Xinhua/Yu Dongsheng)