Longtan Park is actually built on the basis of the old Beijing city Nanlongtan Lake. It has carried out several large-scale renovations, built pavilions and palaces, built steps on the lake shore, planted willows and mulberry, built Longtan, Longzi Stone Forest, Longmen, Longyin Pavilion, Wanliutang, Scenic spots such as Liantang Huayu and Central Island. The park has beautiful scenery and pleasant scenery. Longqiao, Longting, Longmen are surrounded by mountains and waters. Longbai, Longjube and Longxi styles are different. It is a new urban garden that integrates the classical architecture of the north with the modern gardening art, highlighting the theme of the Chinese nation's "long" culture.