Chengdu (“Rong” for short) is the provincial capital of Sichuan and an important central city in Central and Western China. It is also called “the City of Brocade” or “the City of Brocade Officials”. It has been known as “the land of abundance” since ancient times. Chengdu governs nine districts, four county-level cities, and six counties, covering a total area of 12,100 sq. km. It has a registered population of 11.63 million and permanent population of 15.32 million, being the fourth largest megalopolis in China.