| Dongguan Bolide Instrument Equipment Co., Ltd | 2012-05-16 | Leakage Detector, Wheelchair Care Bed Testing Instrument, Stationery Testing Equipment | 5000K CNY | Não compatível |
| Sifang Optoelectronics (Wuhan) Instrument Co., Ltd | 2010-04-19 | Leakage Detector, Exhaust Gas Analyzer, Biogas Analyzer | 30000K CNY | Não compatível |
| Hunan Puqi Geological Exploration Equipment Research Institute (General Partnership) | 2015-03-17 | Leakage Detector, Pipeline Leak Detector, Electrical Tools | 10000K CNY | Não compatível |
| Jinan Hongzhong Experimental Equipment Co., Ltd | 2012-11-02 | Leakage Detector, Hydrostatic Test, Pneumatic Testing Machine | 3000K CNY | Não compatível |
| Hangzhou Chaoju Technology Co., Ltd | 2017-06-05 | Leakage Detector, Nitrogen Hydrogen Leak Detector, Pressure Vessel | 10000K CNY | Não compatível |
| Jining Chengde Machinery Equipment Co., Ltd | 2021-04-15 | Leakage Detector, Mining Machinery, Excavator Attachments | 1000K CNY | Não compatível |
| Jining Chengde Machinery Equipment Co., Ltd | 2021-04-15 | Leakage Detector, Environmental Protection Machinery, Construction Machinery | 1000K CNY | Não compatível |
| Jining Kotuo Industrial and Mining Equipment Co., Ltd | 2024-03-18 | Leakage Detector, Construction Machinery, Road Machinery | 1000K CNY | Não compatível |
| Xian County Tuofeng Instrument Sales Center | 2020-02-25 | Leakage Detector, Combustion Performance Testing Instrument, Architectural Paint Testing Instrument | - | Não compatível |
| Shenzhen Shenborui Instrument Co., Ltd | 2009-11-12 | Leakage Detector, Pipeline Detector, Environmental Detection Wind Speed, Wind Pressure, Wind Temperature Category | 500K CNY | Não compatível |