Ultrasonic Cutting Machine, Laminating Machine, Casting manufacturer / supplier in China, offering High Stability Ultrasonic Welding Sensor 28kHz Transducer for Spot Welding Machine, High Frequency 28kHz Ultrasonic Transducer for Mini Ultrasonic Welding Machine, Continuously Working Mode 20kHz Ultrasonic Emulsifying Homogenizer for Make-up Industry and so on.