Because of the fast, efficient, clean and firm characteristics, ultrasonic welding has quickly won the favor of all walks of life, and is widely used in medical equipment industry, automobile industry, home appliance manufacturing industry, packaging industry, electronics industry, etc. For example, medical products such as liquid medicine filters, infusion sets, masks, oxygen bags, blood bags, automobile interior parts such as car bumpers, fuel tank caps, front and rear doors, lamps, and headlights, and household appliances that are closely related to our daily life. Plastic parts, the sealing of hoses in the packaging industry, special packing tapes, coffee cups, various lunch boxes, paper cups, etc., can achieve perfect, efficient and seamless welding with the efficient assistance of ultrasonic waves.