| Shandong Pumei Intelligent Equipment Co., Ltd | 2020-04-20 | Mine Wheel, Road Machinery, Railway Equipment | 3000K CNY | Supportato |
| Shandong Tianhao Technology Co., Ltd | 2016-05-12 | Mine Wheel, Accessories For Endless Rope Winch, Tail Wheel+Rope Roller | 31000K CNY | Supportato |
| Jining Wanli Machinery Manufacturing Co., Ltd | 2022-12-08 | Mine Wheel, Anchor Drilling Rig, Track Mining Cart Wheel | 5000K CNY | Supportato |
| Jining Renxing Industrial and Mining Equipment Co., Ltd | 2020-04-22 | Mine Wheel, Underground Mining Door, Mining Electrical Appliances | 500K CNY | Supportato |
| Shandong Kezhi Heavy Industry Machinery Co., Ltd | 2021-11-08 | Mine Wheel, Cement Mixer Truck, 3.5-Ton Mining Transport Vehicle | 5000K CNY | Non supportato |
| Jining Yuanxin Machinery Equipment Co., Ltd | 2015-11-10 | Mine Wheel, Roller Replacement Device, Mining Door | 1000K CNY | Non supportato |
| Shandong Jundun Security Equipment Co., Ltd | 2020-10-30 | Mine Wheel, Supporting Equipment, Blasting Auxiliary Materials | 3010K CNY | Supportato |
| Shandong Yisheng Heavy Industry Technology Co., Ltd | 2021-06-22 | Mine Wheel, Hydraulic Jack, Audible And Visual Alarm | 3000K CNY | Supportato |
| Shandong Liming Machinery Equipment Co., Ltd | 2023-12-25 | Mine Wheel, Mining Machinery And Equipment, Pump Valve | 5000K CNY | Supportato |
| Tianjin Kaifengcheng Polyurethane Products Co., Ltd | 2010-09-14 | Mine Wheel, Amusement Park Roller Coaster Drive Wheel Side Wheel, Polyurethane Drive Wheel For Drum Screening Machine | 200K CNY | Supportato |