1 / 4   Jinsha culture-themed subway trains were put into operation on Wednesday in Chengdu of southwest China's Sichuan Province, introducing the 3,000-year-old Chinese civilization to passengers. /Chinanews Photo

2 / 4   The train themed “Colorful Jinsha Kingdom” set out from Jinsha Site Musuem station, representing the operation of Chengdu subway’s first loop line. /Chinanews Photo

3 / 4   The design of the facilities on the train is inspired by relics from Jinsha, which is an archaeological site in Chengdu. The site flourished around 1000 BC, being a perfect example of the civilization of the ancient Shu State in the area. /Chinanews Photo

4 / 4   Chengdu Transit Railway Company has been operating trains themed with panda, environmental protection and Chengdu city, which has won the Red Dot Design Award. /Chinanews Photo