Nanluoguxiang, Beijing, is one of the oldest neighborhoods in Beijing. Since the Ming and Qing Dynasties, it has been a "rich area", lived in many dignitaries and socialites, and every alley here left traces of history. Nanluoguxiang north and south, about 800 meters long, the main street opened a variety of shops and restaurants and leisure places, each of the eight alleys neatly arranged, there are some famous houses in the alleys, today's residences, and many Beijing once famous miscellaneous courtyards. Because of the block buildings and rich cultural characteristics, Nanluoguxiang attracts many Chinese and foreign tourists to visit, and the crowds are crowded and flowing in the daytime. And there are still many ordinary residents living in the alley, which must be a big interference with their lives. Although the location is excellent, the living conditions of the large courtyard are crowded and messy, which is very limited and there must be many inconveniences in daily life.