Nanyuan Forest Wetland Park is large.

Yuan Forest Wetland Park is located in Nanyuan area, Fengtai District, Beijing, covering an area of ??about 600 hectares, including nearly 300 hectares of wetland area.

Aosen Park (formerly known as Chaoyang Park L-Park) is located at No. 6 Dongdaqiao Road, Chaoyang District, Beijing, covering an area of ??approximately 93,000 square meters.

The area of ??Nanyuan Forest Wetland Park is much larger than that of Osun Park.