Duolin electric is a manufacturer of induction heating machine, founded in 1994. We design, build and repair high quality general purpose, turn key and fully automated induction generators, process development, and personalized consulting for each and every one of our clients. Duolin induction heaters can precisely meet your specific needs of induction heating, forging, hardening, brazing, annealing, tempering, hot pipe bending services. Our highly experienced team of designer, electrical and me