| Jining Huaguan Safety Equipment Co., Ltd | 2023-06-07 | Electric Taper Rolling Machine, General Equipment Manufacturing, Labor Protection | 100K CNY | No compatible |
| Changzhou Liboen Machinery Co., Ltd | 2011-01-07 | Electric Taper Rolling Machine, Plate Rolling Machine, Gbd Production Line | 10000K CNY | Compatible |
| Langfang Diyuan Machinery Equipment Co., Ltd | 2023-02-17 | Electric Taper Rolling Machine, Plate Rolling Machine, Channel Steel Rolling Machine | 5000K CNY | No compatible |
| Nantong Chuangtu Machinery Technology Co., Ltd | 2018-04-28 | Electric Taper Rolling Machine, Four-Roll Plate Bending Machine, Four Roll Plate Rolling Machine Production Line | 8680K CNY | No compatible |
| Nantong Dongchen Heavy duty Machine Tool Co., Ltd | 2010-08-11 | Electric Taper Rolling Machine, Mechanical Three Roll Plate Rolling Machine, Universal Rolling Machine With Upper Roller | 16600K CNY | No compatible |
| Zhongtan Intelligent Technology (Jining) Institute | 2022-10-09 | Electric Taper Rolling Machine, Steel Products, Road Machinery | 1000K CNY | Compatible |
| Nantong Haituo Machinery Co., Ltd | 2010-04-20 | Electric Taper Rolling Machine, Bending Machine, Plate Rolling Machine | 8800K CNY | No compatible |
| Nantong Weili CNC Machine Tool Co., Ltd | 2003-08-11 | Electric Taper Rolling Machine, Hydraulic Press, Plate Rolling Machine | 15000K CNY | No compatible |
| Nantong Weifeng Heavy Industry Machinery Co., Ltd | 2009-11-16 | Electric Taper Rolling Machine, Bending Machine, Plate Shearing Machine | 10000K CNY | No compatible |
| Nantong Kanghai Machine Tool Co., Ltd | 2003-06-18 | Electric Taper Rolling Machine, Four-Roll Plate Bending Machine, Hydraulic Gate Shearing Machine | 18880K CNY | No compatible |