Beijing west road,economic development zone

Since 1997, Jiangsu Jingyi Electronics Co., Ltd has been specialized in the design, production and selling of manganin resistance (shunt). Our company can design according to customer demand to meet ...

Guangzhou Hejin Automation Control Technology Co., Ltd is specialized in R&D,manufacturing and sales of technology-intensive industrial equipment.The core technology of HJ is vacuum ,brazing m...