Sanquan Road

Zhengzhou IRIS trading company is specialized in the teaching, experiment equipment and heating equipment production. Our main products cover: muffle furnace, tube furnace, atmosphere furnace, X-ray f...

No.11 Zhengshang Road

Zhengzhou Protech Mechanical Equipment 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 i...