| Botou Hongda Dust Removal Equipment Manufacturing Co., Ltd | 2008-04-30 | Dust Removal Equipment, Dust Collection Filter Bag, | 16880K CNY | รองรับ |
| Hebei Zhenghua Environmental Protection Machinery Co., Ltd | 2015-05-19 | Dust Removal Equipment, Bucket Elevator, Bag Filter | 26000K CNY | รองรับ |
| Liaoning Shuanglin Environmental Protection Equipment Manufacturing Co., Ltd | 2018-12-14 | Dust Removal Equipment, Pulse Dust Collector, Bag Filter | 30000K CNY | รองรับ |
| Botou Ledi Environmental Protection Machinery Equipment Co., Ltd | 2017-09-26 | Dust Removal Equipment, Activated Carbon Adsorption Box, Plastic Fired Board Dust Collector | 21000K CNY | รองรับ |
| Yantai Aiweike Dust Removal Equipment Co., Ltd | 2010-01-28 | Dust Removal Equipment, Central Cleaning System | 5180K CNY | ไม่รองรับ |
| Yancheng Huajian Environmental Protection and Energy saving Equipment Co., Ltd | 2015-03-13 | Dust Removal Equipment, Clothes Dryer, Boiling Furnace | 10060K CNY | ไม่รองรับ |
| Qingdao Oumanke Environmental Protection Technology Co., Ltd | 2011-03-29 | Dust Removal Equipment, Industrial Dust Collector, Industrial Vacuum Cleaner | 1000K CNY | ไม่รองรับ |
| Botou Xingbo Casting Machinery Co., Ltd | 2009-01-15 | Dust Removal Equipment, Through Type Shot Blasting Machine, Hook Type Shot Blasting Machine | 10000K CNY | ไม่รองรับ |
| Hebei Shengxin Environmental Protection Equipment Co., Ltd | 2015-08-27 | Dust Removal Equipment, Three Proof Dust Collector Filter Bag, Dust Collection Filter Bag | 3000K CNY | ไม่รองรับ |
| Shanghai Zhongyi Industrial Dust Removal Technology Co., Ltd | 2002-05-10 | Dust Removal Equipment, Accessories, Equipment Class | 3000K CNY | ไม่รองรับ |