The photo, taken at about 1:00 a.m. on February 2, shows bullet trains lined up at a maintenance depot in Changsha. These bullet trains, having completed their overhauls, are now ready for China's annual Spring Festival travel rush, also known as chunyun, which begins on that day this year. (Photo/Tong Di, Hunan Daily)

Each year during this peak travel season, millions of people working, studying, or living away from their hometowns return home for the Spring Festival, China's most important traditional holiday, forming the world's largest annual human migration.

The photo, taken at about 1:00 a.m. on February 2, shows bullet trains lined up at a maintenance depot in Changsha. These bullet trains, having completed their overhauls, are now ready for China's annual Spring Festival travel rush, also known as chunyun, which begins on that day this year. (Photo/Tong Di, Hunan Daily)

Each year during this peak travel season, millions of people working, studying, or living away from their hometowns return home for the Spring Festival, China's most important traditional holiday, forming the world's largest annual human migration.

The photo, taken at about 1:00 a.m. on February 2, shows bullet trains lined up at a maintenance depot in Changsha. These bullet trains, having completed their overhauls, are now ready for China's annual Spring Festival travel rush, also known as chunyun, which begins on that day this year. (Photo/Tong Di, Hunan Daily)

Each year during this peak travel season, millions of people working, studying, or living away from their hometowns return home for the Spring Festival, China's most important traditional holiday, forming the world's largest annual human migration.

The photo, taken at about 1:00 a.m. on February 2, shows bullet trains lined up at a maintenance depot in Changsha. These bullet trains, having completed their overhauls, are now ready for China's annual Spring Festival travel rush, also known as chunyun, which begins on that day this year. (Photo/Tong Di, Hunan Daily)

Each year during this peak travel season, millions of people working, studying, or living away from their hometowns return home for the Spring Festival, China's most important traditional holiday, forming the world's largest annual human migration.

The photo, taken at about 1:00 a.m. on February 2, shows bullet trains lined up at a maintenance depot in Changsha. These bullet trains, having completed their overhauls, are now ready for China's annual Spring Festival travel rush, also known as chunyun, which begins on that day this year. (Photo/Tong Di, Hunan Daily)

Each year during this peak travel season, millions of people working, studying, or living away from their hometowns return home for the Spring Festival, China's most important traditional holiday, forming the world's largest annual human migration.

The photo, taken at about 1:00 a.m. on February 2, shows bullet trains lined up at a maintenance depot in Changsha. These bullet trains, having completed their overhauls, are now ready for China's annual Spring Festival travel rush, also known as chunyun, which begins on that day this year. (Photo/Tong Di, Hunan Daily)

Each year during this peak travel season, millions of people working, studying, or living away from their hometowns return home for the Spring Festival, China's most important traditional holiday, forming the world's largest annual human migration.

This article is from the Hunan Provincial Government www.enghunan.gov.cn.

Translator: Pang Yuehui

Chinese source: hunantoday