ultrasonic plastic welding machine I.Feature: i.This machine have been introducing the first-level raw and processed materials in the world, and the piezoelectric from America. ii.With IC solid state, output and welding selection, automatic output control and adjustable frequency to secure the quality long duration. iii.With pressure and current protection system to secure the user and unit safer. iv. With automatic control system, easy operation, powerful and steady output to reduce labor cost and increase efficiency. v. With horizontal adjustable screws to save installation. II. Use of utrasonic plastic welding machine: Electronic, stationery, transport, food, cosmetics, electricity, home appliance, toys,ect.