Where is the most prosperous commercial street in Langzhong?

Langzhong's most prosperous commercial street faces south outside the east gate of the ancient city. According to relevant public information, the most prosperous commercial street in Langzhong is Dadong Street. The detailed address is the street facing south outside the east gate of the ancient city, starting from Taiping Temple Street in the north and ending at Xiaxinjiekou in the south, with a total length of 565 meters and a width of 8.2 meters, which was formed in the Ming and Qing Dynasties.