1,Welding machine 2,High working rate 3,High quality parts 4,Easy to operate 5,Extensive use summarize:This is a use of ... output part, mould frequency automatic chase.4. Portable design, the light, easy to carry, does not occupy a space, easy to operate.5. Can be ... portable design, the light, easy to carry, does not occupy a space, convenient operation.2. The machine can through the ultrasonic make ...