1.USE SERVOMOTOR INSTEAD OF FAN-TYPE GEAR, SMOOTH RUNING, LITTLE NOISE, SIMPLE AND EASY MAINTENANCE. 2.USE LCD BIG SCREEN DISPLAY. 3.DIALOGUE-TYPE CHINESE/ENGLISH SCREEN DISPLAY, EASY FOR USERS TO LEARN AND OPERATE. 4.I/O WITH BUILT-IN PLCFUNCTION, COST SAVING, MAXIMUN INPUT 24DOTS, OUTPUT 20 DOTS. 5.MICROCOMPUTER CONTROL, FAST(200PCS/mm)AND HIGH ACCURACY(0.1m/m) 6.AUTO SPEEDS TRACING, THE HIGHER SPEED THE MAINFRAME RUNS, THE FASTER MATERIALS BEING DELIVERED