1. Kuanzhai Lane is located near Changshun Street, Qingyang District, Chengdu, Sichuan. It consists of wide lanes, narrow lanes and wells arranged in parallel, covering an area of 479 mu, with a core protection area of 108 mu.

2. The wide alley is about 7 meters wide and the narrow alley is about 5 meters wide. The building along the street has 1-2 floors and the height is 5-8 meters. The aspect ratio of the formed street section is about 1: 1.