The invention discloses a wax therapy device and a manufacturing method thereof. The wax therapy device includes a self-heating body, a wax layer and a connecting body. The connecting body is arranged between the wax layer and the self-heating body to prevent the wax liquid from penetrating into the self-heating body. body; the connecting body is connected with the wax layer and the self-heating body. In the wax treatment device of the present invention, by setting a connecting body, the wax layer and the self-heating body are connected as a whole, the wax layer is increased, and the physical therapy effect of wax therapy is utilized, which can effectively avoid the occurrence of low-temperature burns from the self-heating patch, and The heat penetration is uniform, deep and long-lasting, which changes the disorder and superficiality of the self-heating patch, is safe and comfortable, and can greatly improve the curative effect; at the same time, the connecting body can also prevent the wax liquid from penetrating into the self-heating body, ensuring that the connecting body and the self-heating The connection between the body and the wax layer is more reliable, and it is not easy to separate, which can effectively prevent the wax layer from breaking and peeling off during use, thereby improving the curative effect and safety of use.