Ultrasonic Cutting Machine, Laminating Machine, Casting manufacturer / supplier in China, offering Fast Speed 20kHz 2000W Ultrasonic Welding Vibrator for Welding Non-Woven Materials, High Power Ultrasonic Converter 20kHz Ultrasonic Welding Transducer for Welding Non-Woven, 20kHz High Efficiency Ultrasonic Transducer for Ultrasonic Fabric Plastic Welding Machine Parts and so on.