The image is a photograph of a sign on a wooden surface. The sign is rectangular in shape and has a red circle in the center with a line through it, indicating that it is a prohibition sign. Inside the circle, there is an illustration of a mosquito, which is a type of mosquito. Below the illustration, there are Chinese characters that translate to "Anti Mosquito" in English. The background of the sign is white, and there are other signs visible in the background.