On the north and south sides of Hexian square are Wisteria corridors, with a total length of 1600 meters. It was built in 2000. It blooms in April. It has lilac flowers and fruit shaped like pods. It belongs to a kind of traditional Chinese medicine and has the effects of promoting blood circulation, dredging collaterals, detoxification and insect repellent. In midsummer, lotus flowers are in full bloom, making it a favorite summer resort for tourists.