- Stretch sensing equipment Co. Dongguan City Constant, Ltd.
- GlobalAsiaMain camp:拉绳位移传感器,直线位移传感器,磁致伸缩位移传感器,磁感应位移传感器,压力传感器,工控仪表,
- Technology Co., Ltd. Shenzhen City Sri, Lanka
- GlobalAsiaMain camp:位移传感器,直线位移传感器,拉绳位移传感器,磁致伸缩位移传感器,光栅位移传感器,差动位移传感器,电阻尺,光栅尺,线位移传感器,称重传感器,仪器仪表,角位移传感器,