Abstract: A chest patch component and a use method thereof are disclosed according to the present application, and belonging to the technical field of chest patches, including: a chest patch body, a cross-sectional area of the chest patch body is arranged in an arc shape; a detachable massage module arranged at one side of the chest patch body, where the detachable massage module is mounted on a convex part of the chest patch body; a mounting component arranged between the chest patch body and the detachable massage module, the chest patch component disclosed by the present application is mainly composed of a chest patch body, a detachable massage module, a mounting groove, an antibacterial structure, a covering cushion layer, a close-fitting cloth cover and other main structures.