Plateau rail line is generational affair for family
[Photo/IC] Armed police officer Luo Changqiang says he cannot remember how many times he had watched trains roaring past the tunnel of the Kunlun Mountains. Over the past 11 years, Luo, 30, has been serving in an armed police squad in Northwest China's Qinghai province, responsible for ensuring the safe passage of trains at the 1,686-meter-long tunnel. The tunnel is the world's longest on a plateau underlain by permafrost and also a crucial mountain pass along China's Qinghai-Tibet Railway-the world's highest and longest plateau railroad. The railway, the first connecting the Tibet autonomou...