No.11 Zhengshang Road

Zhengzhou Protech Technology Co., Ltd-owned by Protech(China) Holding Litmited, is founded by a group of technology enthusiastic people who are devoted to probing the newest technology and innovation ...

heat treatment furnace,bell furnace,pit furnace,bogie hearth furnace,vacuum furnace,controlled atmosphere furnace,rotary hearth furnace,tempering furnace,annealing furnace,quenching furnace,electric r...