| Hangzhou Meikong Automation Technology Co., Ltd | 2006-07-24 | Digital Pressure Switch, Vortex Flow Meter, Safety Barrier | 10000K CNY | 미지원 |
| Ningbo Musanjie Automation Technology Co., Ltd | 2020-07-22 | Digital Pressure Switch, Magnetic Switch, Magnetic Switch Accessories | 1000K CNY | 미지원 |
| Shanghai Longlv Electronic Technology Co., Ltd | 2012-10-17 | Digital Pressure Switch, Dynamic Torque Sensor, Pressure Controller | 10000K CNY | 미지원 |
| Shidefu Measurement and Control Technology (Shanghai) Co., Ltd | 2012-01-20 | Digital Pressure Switch, Pressure Transmitter, Differential Pressure Measuring Transmitter | 5000K CNY | 미지원 |
| Jiangsu Fenghui Instrument Co., Ltd | 2017-02-09 | Digital Pressure Switch, Vortex Flow Meter, Open Channel Flowmeter | 10000K CNY | 미지원 |
| Hangzhou Miko Sensing Technology Co., Ltd | 2013-12-24 | Digital Pressure Switch, Differential Pressure Transmitter, Lead Type Temperature Sensor | 10000K CNY | 미지원 |
| Xi'an Xinmin Electronic Technology Co., Ltd | 2000-06-28 | Digital Pressure Switch, Temperature Controller Switch, Displacement Sensor Transmitter | 5000K CNY | 미지원 |
| Hangzhou Liance Automation Technology Co., Ltd | 2013-12-24 | Digital Pressure Switch, Online Turbidity Meter/Sludge Concentration Meter, Coriolis Flowmeter | 10000K CNY | 미지원 |
| Sichuan Kerui Si Technology Co., Ltd | 2014-03-04 | Digital Pressure Switch, American Ai-Tek, Ab Rockwell, Usa | 10500K CNY | 미지원 |
| Foshan Hedi Sensing Instrument Co., Ltd | 2009-04-13 | Digital Pressure Switch, Control Instrument, Other Sensors | 2004K CNY | 미지원 |