huanancheng

Zhengzhou Gaoshan Valve Co.,Ltd was founded in 1975,which one of the enterprises that got the production permit firstly.The company occupies 120000m2,with 80000m2 in building,880existing employess,259...

121 Huashan Road,Zhongyuan District,Zhengzhou, China

Zhengzhou Newpower Optical & Electronic Technology Co., Ltd. mainly engages in various types of industrial videoscopes. The products are widely used in the field of quality control and video i...