Passengers wait to board train K4526 at Shenzhen East Railway Station in Shenzhen, south China's Guangdong Province, Jan. 10, 2020. The upcoming holiday for the Spring Festival, a traditional festival for family reunions, will run from Jan. 24 to 30, while the travel rush, also known as chunyun, will last 40 days from Jan. 10 to Feb. 18. [Photo/Xinhua]