Cheng Nan community manages half of Huairou District, including Yicheng Garden, and Cheng Nan community manages half of Huairou District, including Yicheng Garden and Half City Jincheng, so Yicheng Garden belongs to Cheng Nan community.

Community is a large group of social groups or social organizations that gather in a certain field and are interrelated in life. It is the most basic content of social organisms. Social life composed of people in a certain geographical range is the foundation of urban society and the epitome of macro-society.