| Shandong Zhongtan Intelligent Equipment Co., Ltd | 2022-03-01 | Explosion Proof Electromagnetic Iron Remover, Steel Products, Explosion-Proof Electrical Equipment | 10000K CNY | รองรับ |
| Weifang Yunhai Machinery Equipment Co., Ltd | 2009-02-06 | Explosion Proof Electromagnetic Iron Remover, Rcdb Electromagnetic Disc Iron Remover, Rct Permanent Magnet Drum | 32000K CNY | ไม่รองรับ |
| Zhongtan Intelligent Technology (Jining) Institute | 2022-10-09 | Explosion Proof Electromagnetic Iron Remover, Ventilation And Safety Equipment, Rescue Category | 1000K CNY | รองรับ |
| Zhongzhong Intelligent (Jining) Design and Research Institute | 2021-01-15 | Explosion Proof Electromagnetic Iron Remover, Supporting Equipment, Explosion-Proof Electrical Equipment | 1000K CNY | ไม่รองรับ |
| Linqu Xinhao Electromechanical Equipment Co., Ltd | 2013-04-17 | Explosion Proof Electromagnetic Iron Remover, Ingredient And Coal Blending Plc Control System, Electromagnetic Permanent Magnet Iron Remover | 10000K CNY | ไม่รองรับ |
| Foshan Guangyu Magnetoelectric Technology Co., Ltd | 2021-08-13 | Explosion Proof Electromagnetic Iron Remover, Potassium Sodium Feldspar Iron Removal Equipment Series, Quartz Sand Iron Removal Equipment Series | 5000K CNY | ไม่รองรับ |
| Huakuang Heavy Industry Co., Ltd. First Branch | 2023-02-10 | Explosion Proof Electromagnetic Iron Remover, Lifting Equipment, Steel Products | - | รองรับ |
| Guohua Intelligent Manufacturing (Shandong) Co., Ltd | 2023-05-29 | Explosion Proof Electromagnetic Iron Remover, Chemical Industry, Operating Equipment | 5000K CNY | ไม่รองรับ |
| Shandong Zhong'an Intelligent Equipment Co., Ltd | 2019-11-01 | Explosion Proof Electromagnetic Iron Remover, Temporary Support For Tunneling Machine, Anchor Rod Dynamometer | 3200K CNY | รองรับ |
| Shandong Zhongzhong Intelligent Technology Co., Ltd | 2022-03-10 | Explosion Proof Electromagnetic Iron Remover, Instrumentation And Meters, Chemical Industry | 10000K CNY | ไม่รองรับ |