For 28Khz portable ultrasonic welding machine, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 28Khz portable ultrasonic welding machine has been well received by many customers and enjoyed a good reputation in many countries. RPS-Sonic 28Khz portable ultrasonic welding machine have characteristic design & practical performance & competitive price, for more information on the 28Khz portable ultrasonic welding machine, please feel free to contact us.