Our machines have the following advantages: 1.Electronic equipment control the temperature, high veracity. 2.The heated thread and heated board are together, safe,durable,distribute uniformity. 3.The motherboard is pure aluminium.The function is perfect. 4.The electronic equipment control the time, denote the singal when finish. 5. Adjust the presure anytime, convenient, fast. 6.The silicon pastern in the motherboard can endure high temperature, not change the shape until it is 350 centigrade. 7.It shows the temperature status at any time, give an alarm automatically.