The wholesale market of grain, oil and food in mines is located in the east of the intersection of West Outer Ring Road and Xiaoqing River South Road, next to Xiaoqing River, and is full of temporary food, including grain, oil and non-staple food.
Temporary food refers to food that is about to reach the shelf life of food, but still within the shelf life, and belongs to the scope of safe food. For example, the "temporary food counter" in the supermarket sells temporary food.