High-speed trains facilitate Spring Festival travel rush in China

A sanitary worker cleans a high speed train in Guiyang, capital of southwest China's Guizhou Province, Jan. 19, 2019. The 2019 Spring Festival travel rush, known as Chunyun, will start on Jan. 21. The Spring Festival, or Chinese Lunar New Year, falls on Feb. 5 this year. (Xinhua/Zhang Hui)