Nanluoguxiang is an alley, located in the intersection area on the east side of the central axis of Beijing, from the north to the east of Gulou Street, south to Ping'an Street, 8 meters wide, 787 meters long, built in Yuandu at the same time. It is one of the oldest neighborhoods in Beijing, and has a history of more than 740 years. Also ranked among the 25 old city protected areas in the plan. Because of its high terrain and low north and south, such as a hunchback, it was named Luogu Lane. By the Qing Dynasty, the "Full Map of Beijing" drawn by Qianlong in 15 years (1750) was renamed Nanluogu Lane.