The image shows a man wearing a white t-shirt, black pants, and a face mask, walking down a long hallway with wooden flooring. He is holding a mop and appears to be cleaning the floor. On the right side of the image, there is a sign with Chinese characters on it, and on the left side, there are wooden cabinets and a red bucket. In the background, another person can be seen cleaning the hallway. The hallway has a high ceiling with recessed lighting and a CCTV camera mounted on the wall.