Ningbo Yong Yuan Science and Technology Co., Ltd.   

Leather letter high frequency embossing machine: PP, ABS material, nylon PA66 material, PC, PE material, PVC material, mobile phone sets, computer keyboard, U disk, mobile phone charger, plastic card folder, plastic folder, plastic toys, ultrasonic cleaning machine, (suitable for the cleaning of oil, dust, and slight pollution to clean plastic parts, mechanical parts) ultrasonic hot plate welding equipment) used in non-woven fabrics, drinking water machine welding automobile ultrasonic welding machine, welding equipment) used in the car door, lights, bumper, ventilation pipe welding machine special for ultrasonic filter (welding machine is suitable for air filter, medical