Introduction to Kanpu Ancient Town: Kanpu Town is nearly 20 kilometers south of Haiyancheng along the Shanghai-Hangzhou Highway. The ancient town is located on the coast. It has been a strategic location since the Tang Dynasty, with military strategic significance. Since the Song Dynasty, Kanpu Town has also developed into a foreign trade port. In the Song Dynasty, a shipping market was established, and in the Yuan Dynasty, a shipping department was established. During the Southern Song Dynasty, maritime merchants gathered in various places, the economy was prosperous, and commerce was prosperous. At that time, the salt industry in Kanpu was also very developed, and there were officials in charge of tax supervision and in charge of the salt industry in Baolang Salt Farm and other places.