Yanguan Ancient Town, known for its salt-making by sun-drying in ancient times, has a history of 3,000 years, and is now famous for its tidal resort in Qiantang. There are many legends about official history and wild history, which add a lot of mystery to the ancient town of Yanguan. Among them, the Qing Emperor Qianlong's life experience and the legend of Chen Gelao are the most important points. The old residence of Chen Ge is the old residence of Chen Yuanlong, the prince of the Qing Dynasty, the Bachelor of Wen Yuange University, and the former residence of Chen Yuanlong. Chen Yuanlong, the word Guangling, known as Qianzhai, is known as Guangling Xiangguo, also known as Haining Xiangguo, Qing Dynasty Xiangguo (Prime Minister) also known as Gelao, so its old house is commonly called "Chen Gelao Old House . Although it has been slightly dilapidated, it still shows the momentum and vulgarity of that year. It is a special pleasure to visit ancient houses and listen to wild history legends after watching the tide.