| Shenzhen Wanbo Instrument Co., Ltd | 2012-05-31 | Frequency Meter, C-V Characteristic Testing System For Semiconductor Power Devices, Vector Network Analyzer | 3003.333K CNY | Không hỗ trợ |
| Shenzhen Kerui Electronic Instrument Equipment Co., Ltd | 2017-09-27 | Frequency Meter, Electronic Load, Dc/Ac Power Supply | 800K CNY | Không hỗ trợ |
| Shanghai Bangdian Electromechanical Equipment Co., Ltd | 2012-08-16 | Frequency Meter, Filter, Gearbox | 5000K CNY | Không hỗ trợ |
| Shenzhen Yongli Electronic Instrument Co., Ltd | 2020-10-29 | Frequency Meter, Battery Tester, Electronic Calibration Components | 1000K CNY | Không hỗ trợ |
| Beijing Jingmingyuan Electronic Technology Co., Ltd | 2021-11-10 | Frequency Meter, Spectrum Analyzer, Probe | 3000K CNY | Không hỗ trợ |
| Jieweixin Electronic Instrument Business Department, Xixiang, Bao'an District, Shenzhen | 2015-05-07 | Frequency Meter, Spectrum Analyzer, Power Analyzer | - | Không hỗ trợ |
| Shenzhen Zhongrui Yike Electronics Co., Ltd | 2017-01-19 | Frequency Meter, Shielding Box/Coupling Board, Oscilloscope | 50K CNY | Không hỗ trợ |
| Shenzhen Zhida Instrument Co., Ltd | 2022-04-01 | Frequency Meter, Spectrum Analyzer, Transistor Tester | 200K CNY | Không hỗ trợ |
| Dongguan Kezhixin Electronic Technology Co., Ltd | 2019-01-23 | Frequency Meter, Network/Spectrum/Impedance Analyzer, Voltage/Insulation Resistance Tester | 1000K CNY | Không hỗ trợ |
| Fuyongxin Chengjie Electronic Instrument Business Department, Bao'an District, Shenzhen | 2018-01-18 | Frequency Meter, Spectrometer, Dynamic Analyzer | - | Không hỗ trợ |