The address of Lao Tongguan Meat Sandwich Bun is located at 70 meters southeast of 217 Bujihe Village, Shanyang County, Shangluo City, Shaanxi Province. According to Baidu map, the old Tongguan Meat Sandwich Bun General Store is located in 70 meters southeast of Bujihe Village 217, Shanyang County, Shangluo City, Shaanxi Province, and there are many other addresses in the opposite of Gnin Supermarket in Yangjia Village, Tongguan Town, Weinan City, Shaanxi Province, 148 meters northwest of the intersection of Tai Artemisia Road and Gangli Road, Weinan City, Shaanxi Province, and 180 meters southeast of the Experimental Primary School, Tongguan County, Weinan City, Shaanxi Province, on the Heping Road (North Section). 180 meters and other places, with a per capita consumption of 20 RMB. Old Tongguan Meat Sandwich Bun is a snack in Northwest China, which has the most special features compared with other meat sandwiches. The bun is dry, crispy, crunchy and fragrant, and the meat is fat but not greasy. In addition, the most special feature is that you must eat old Tongguan meat bun with duck soup. The original name of the old Tongguan meat bun is "burnt cake bun".