Jeng Dar Electric Technology Co., Ltd is a leading manufacturer in Transistor High Frequency Carbon Steel Welder. The founder of Jeng Dar is Mr. Hsiao who accumulated professional technology and invented the welder from traditional vacuum tube type to the transistor\'s type for more than 30 years in Taiwan. The product specification is from 100kw to 800kw for welding on metal pipes with thickness ranging from 0.2mm to 16mm.