| Shandong Zhongtan Intelligent Equipment Co., Ltd | 2022-03-01 | High Strength Cutter, Steel Products, Explosion-Proof Electrical Equipment | 10000K CNY | Pris en charge |
| Shandong Feite Geotechnical Drilling Tools Co., Ltd | 2014-12-23 | High Strength Cutter, Coal Mining Machine Cutting Teeth, Coal Cutting Teeth | 50000K CNY | Non pris en charge |
| Zhoukou Yaxin Mining Machinery Co., Ltd | 2016-05-26 | High Strength Cutter, Scraper Machine Accessories, Pick | 50010K CNY | Pris en charge |
| Shandong Zhong'an Intelligent Equipment Co., Ltd | 2019-11-01 | High Strength Cutter, Temporary Support For Tunneling Machine, Anchor Rod Dynamometer | 3200K CNY | Pris en charge |
| Shandong Zhonghui Machinery Co., Ltd | 2021-05-26 | High Strength Cutter, Secondary Asphalt Recycling Equipment, Snow Truck | 3000K CNY | Non pris en charge |
| Middling coal Industry and Mining Materials Group Co., Ltd | 2001-04-23 | High Strength Cutter, Lifting Equipment, Ventilation And Safety Equipment | 100000K CNY | Non pris en charge |
| Shandong Zhongkuang Intelligent Equipment Co., Ltd | 2019-04-22 | High Strength Cutter, Lifting Equipment, Spraying Equipment | 10000K CNY | Pris en charge |
| Shandong Mingshun Machinery Manufacturing Co., Ltd | 2016-04-05 | High Strength Cutter, Chiseling Machine, Electric Locomotive | 3500K CNY | Pris en charge |
| Shandong Guokuang Machinery Equipment Co., Ltd | 2023-04-12 | High Strength Cutter, Rescue And Security, Railway Supplies | 10000K CNY | Non pris en charge |
| Shandong Wenjian Equipment Co., Ltd | 2018-09-19 | High Strength Cutter, Scraper Loader , Chiseling Machine | 3000K CNY | Non pris en charge |