| Gongyi Deke Water Purification Materials Co., Ltd | 2018-03-14 | Bread Tube, Abs Water Filter Cap, Foam Filter Bead Filter Material | 8000K CNY | รองรับ |
| Henan Chengying Environmental Protection Technology Co., Ltd | 2021-06-03 | Bread Tube, Abs Water Cap, Rotary Mixing Aerator | 6000K CNY | ไม่รองรับ |
| Henan Huaxin Environmental Protection Technology Co., Ltd | 2014-07-22 | Bread Tube, Carbon Fiber, Filter Brick | 10000K CNY | รองรับ |
| Tianjin Baiguang Iron and Steel Co., Ltd | 2012-06-13 | Bread Tube, Triangle Tube, Sector | 1000K CNY | รองรับ |
| Tianjin Jinghai District Zhuojun Irregular Steel Pipe Processing Plant | 2014-12-15 | Bread Tube, Hexagonal Tube, Fan Shaped Tube | - | รองรับ |
| Henan Fubang Environmental Protection Purification Co., Ltd | 2015-04-17 | Bread Tube, Drainage Cap Filter Head Filter Material, Cooling Tower Packing | 1000K CNY | รองรับ |
| Shandong Xinyueda Steel Co., Ltd | 2018-12-21 | Bread Tube, Horseshoe Tube, Special-Shaped Steel | 5000K CNY | รองรับ |
| Tianjin Baoyi Iron and Steel Co., Ltd | 2020-05-08 | Bread Tube, Rectangular Pipe, Bondi Tube | 300K CNY | รองรับ |
| Tianjin Chengguang Steel Co., Ltd | 2017-02-27 | Bread Tube, Fan Shaped Steel Pipe, Hot Dip Galvanized Bread Shape | 500K CNY | รองรับ |
| Tianjin Qianhui Steel Sales Co., Ltd | 2017-11-13 | Bread Tube, Bed Pipe, P-Type Tube | 1000K CNY | รองรับ |