An insect suppression device, and further relates to a self-moving device, a charging station, and an automatic working system that are mounted with the insect suppression device are provided. The self-moving device moves in a working area, performs a working task, and includes: a body and a movement module that is mounted on the body and drives the self-moving device to move. The self-moving device includes: an insect suppression device, mounted to the body, and a control module, controlling the movement module to move and controlling the insect suppression device to work. The beneficial effects of the present invention are as follows: The self-moving device can move autonomously in the working area and perform an insect suppression task, and has a wide coverage area, flexible work, and high efficiency, so that automatic control can be implemented, thereby freeing a user from the harassment of insects.