Mianyang City, a subsidiary of Deyang City, Sichuan Province, has a "Jiannan Old Street". Because its location is south of Jianmenguan, the Tang Dynasty returned to Jiannan Road. Jiannan Old Street is always not very long, completely designed in the style of Ming and Qing Dynasties. Walk along the "street", while running through the "Tianyi Lao" wine shop, ancient Dianchi Lake group and other "Jiannanchun" unique wine history; while running through the Qichuan wine club, historical wine restaurants, Guandi Temple, ancient stage, annual painting workshop and other wine culture. Those who like to drink should know the wine "Jiannanchun". Mianzhu is the hometown of "Jian Nanchun". It is said that the earliest Tianyi Laohao wine shop has a history of more than 1,500 years.