The Tianfutong bus card can be used on the subway, but you need to open an e-wallet and recharge before it can be used.

Chengdu is affiliated to Sichuan Province, abbreviated as "Rong", also known as "Rongcheng", a sub-provincial city, located in the central part of Sichuan Province, in the west of the Sichuan Basin, between 102°54′～104°53′ east longitude and 30°05′～31 north latitude

26′, it borders Deyang City in the northeast, Ziyang City in the southeast, Meishan City in the south, Ya'an City in the southwest, and Aba Tibetan and Qiang Autonomous Prefecture in the northwest. It enjoys the reputation of "Heart of the West".

Chengdu is an ancient city with a long history of more than 2,300 years. It is one of the top ten ancient capitals in China and one of the first 24 historical and cultural cities announced by the State Council.

For more than two thousand years, Chengdu has been a political, economic and military center in the southwestern region of the motherland and has an important strategic position.

On December 27, 1949, Chengdu was liberated and became the seat of the Western Sichuan Administrative Office.

In 1952, the organizational structure of Sichuan Province was restored, and Chengdu has been the capital of Sichuan Province ever since.

Chengdu belongs to the subtropical humid monsoon climate zone, with a total area of ??12,121 square kilometers and a registered population of 13.989 million (at the end of 2016). It governs 11 districts, 5 cities (county-level cities) and 4 counties. It has Qingcheng Mountain, Dujiangyan, Wuhou Temple, Kuanzhai Alley and other scenic spots.

Chengdu is the headquarters of the Western Theater Command, one of the five war zones in China [5]. It is a world capital of gastronomy named by UNESCO.

In November 2000, the 24th World Heritage Committee of the United Nations included Qingcheng Mountain Dujiangyan in the World Heritage List.