The source of Huangpu River is located in Longwangshan Nature Reserve (National Forest Park) in Anji, Zhejiang, with the main peak of 1587.4m, which is the first peak in the Yangtze River Delta in northern Zhejiang and eastern China. Wang Long has rich natural landscapes, such as virgin forests, peaks and streams, Bitan Lake and so on. , with fresh air, pure water, elegant environment, ecological environment resources and landscape, historical sites, myths and legends and other human landscape resources, with rich, wild, pure, dangerous, beautiful and broad characteristics. The combination forms a unique "Nine Scenes of the Dragon King"; Huangpu River source, Song Feng natural moat, Ranger Fairy Tale, etc. In modern times, Wu Changshuo, a world master of art, wrote a beautiful sentence in Xiling Publishing House: "The sky covers the earth, the mountains are high and the water is long".