It's the night before China's October National Day, and close to 1,000 passengers are on the high-speed train bound for a place that was unreachable by rail until recently: Lhasa, Tibet.

He arrived in Lhasa in Tibet on March 11. With his body exhausted and his finances drained, Liqi decided to take a train home. But first, he had a few plans - his first bath in months, a much ...