1.The automatic electronic sensing whole-set controller of international advanced technology is adopted. 2.The system controls the operation process of button fastening carried out by the main motor, which will automatically stops when the operation is stopped. 3.The electronic sensor is adopted to control the automatic feeding of buckles, which will stop automatically until the feeding is completed. 4.It is provided with finger safety protection device, which makes the operation safe. 5.The fastening position of materials is provided with laser bright spot contrast localization, which is accurate and convenient. 6.High production efficiency with buckle fastening of 2500 times per hour.