Yanguan Ancient Town is located in Haining City, Zhejiang Province, about 50 kilometers from the center of Hangzhou. The ancient town has a long history, and it began to dry salt in the Han Dynasty, so it was named Salt Officer. This ancient city has a history of more than 2,000 years, and there are many famous people in the ancient city, such as Jin Yong, Wang Guowei, Xu Zhimo and others.