Name

Sub-Regions

Regional Land Area (10,000 km²)

Percentage of the Total Provincial Land Area

Chengdu Plain

Five Prefecture-Level Cities, Namely Chengdu, Deyang, Mianyang, Ziyang, and Meishan

5.35

11.05%

Chuan’nan

Region

Five Prefecture-Level Cities, Namely Zigong, Yibin, Luzhou , Neijiang, and Leshan

4.81

9.94%

Chuandongbei Region

Six Prefecture-Level Cities, Namely Guangyuan, Suining, Nanchong, Guang’an, Dazhou, and Bazhong

6.93

14.32%

Panxi Region

Two Prefecture-Level Cities of Panzhihua and Ya’an, and Liangshan Yi Autonomous Prefecture

8.31

17.17%

Chuanxibei Region

Aba Tibetan and Qiang Autonomous Prefecture and Ganzi Tibetan Autonomous Prefecture

23.00

47.52%

Total

-

48.61

100%