| Shandong Zhongtan Intelligent Equipment Co., Ltd | 2022-03-01 | Industry Socket, Large-Scale Equipment, Steel Products | 10000K CNY | รองรับ |
| Manekos Industrial Electrical (China) Co., Ltd | 2011-12-15 | Industry Socket, Industrial Socket, Industrial Plug | 50000K CNY | ไม่รองรับ |
| Zhejiang Xionglu Explosion proof Electrical Appliance Co., Ltd | 2014-03-26 | Industry Socket, Double Headed Marker Light, Explosion-Proof Distribution Box | 10000K CNY | ไม่รองรับ |
| Zhejiang Zhongshen Explosion proof Electrical Appliance Co., Ltd | 2005-12-05 | Industry Socket, Explosion Proof Electrical Appliances, | 10000K CNY | ไม่รองรับ |
| Hebei Liji'er Electronic Technology Co., Ltd | 2018-11-23 | Industry Socket, Module Framework, Bolt | 3000K CNY | ไม่รองรับ |
| Shenzhen Dingzhao Jiaye Electronics Co., Ltd | 2021-04-16 | Industry Socket, Category 5E Shielded Twisted Pair Cable, Monitoring Cable | 500K CNY | ไม่รองรับ |
| Beijing Jingmingde Electric Co., Ltd | 2013-03-18 | Industry Socket, Explosion Proof Combination Socket Box, Industrial Plug Socket | 500K CNY | ไม่รองรับ |
| Zhongzhong Intelligent Equipment Co., Ltd | 2018-11-14 | Industry Socket, Large-Scale Equipment, Ventilation And Safety Equipment | 50000K CNY | รองรับ |
| Wenzhou Zhongsui Electric Co., Ltd | 2015-09-02 | Industry Socket, Industrial Plug, Protective Industrial Socket | 10000K CNY | ไม่รองรับ |
| Zhejiang Rihong Explosion proof Electrical Appliance Co., Ltd | 2014-06-30 | Industry Socket, Inspection Box, Power Distribution Box | 10000K CNY | รองรับ |