Chunyun
Chunyun (traditional Chinese: 春運; simplified Chinese: 春运; pinyin: Chūnyùn; literally translated as “Spring transportation”), also referred to as the Spring Festival travel rush or the Chunyun period, is a period of travel in China with extremely high traffic load around the time of the Chinese New Year. The travel season in China usually begins 15 days before New Year's Day and lasts for around 40 days.