Sichuan Basin is located in the east of Sichuan Province on the upper reaches of the Yangtze River, surrounded by mountains and plateaus at an altitude of 2,000-3,000 meters, with Daba Mountain, Micang Mountain and Longmen Mountain in the north, Qionglai Mountain and Daliangshan Mountain on the edge of the Qinghai-Tibet Plateau in the west, Dalou Mountain in the south and Wushan Mountain in the east. Sichuan basin is a typical basin in structure and human landform.
The current aftershocks have not caused much damage to Chengdu, which is a little far from the source.