A charging station with a suction base may comprise a suction cup apparatus and a base portion, and the suction cup apparatus has a shell which further comprises a U-shaped slot formed at a lateral portion thereof. The U-shaped slot comprises two side walls, an inner wall and a bottom wall to receive the base portion through an engaging portion of the base portion. The base portion further has a placing portion which comprises a first blocking portion and a second blocking portion to provide a firm placing space for a 3C product both when charging and not charging.