The image is a photograph of two wooden signs attached to a wooden pole. The signs are rectangular in shape and have black text written on them. The text reads "Yuecheng (Moon-Shaped City)". Below the text, there is a description of the city, which is the first inner city and takes this name because its shape is like a moon. Once these gates were closed, people would be closed at the same time. Once the gate was closed, the city was closed. There were people called "Zhalou Tower (Artillery Tower)". The sign is located in front of a stone wall.