| Hebei Zhongchun HVAC Equipment Co., Ltd | 2016-01-20 | Steel Radiator, Industrial Heat Exchanger, Air Curtain/Air Curtain Machine | 11000K CNY | Not Supported |
| Hengshui Oude HVAC Equipment Co., Ltd | 2017-11-29 | Steel Radiator, Steel Aluminum Finned Tube, Finned Heat Exchanger | 26000K CNY | Not Supported |
| Dongguan Xiangboer Prototype Model Co., Ltd | 2020-06-12 | Steel Radiator, Aluminum Alloy Prototype, Shell | 500K CNY | Supported |
| Frankel HVAC Technology Co., Ltd., Ninghe District, Tianjin City | 2022-04-22 | Steel Radiator, 60 Square Head Radiator, 7575 Copper Aluminum Radiator | 5800K CNY | Supported |
| Hebei Sherlock HVAC Equipment Co., Ltd | 2019-08-29 | Steel Radiator, Steel Column Radiator, Copper Aluminum Composite Radiator | 10080K CNY | Not Supported |
| Hebei Zhizhuo HVAC Equipment Co., Ltd | 2021-08-06 | Steel Radiator, Laser Welded Finned Tube, Radiator | 3000K CNY | Supported |
| Hebei Huichun Heating Equipment Co., Ltd | 2011-09-15 | Steel Radiator, Industrial Light Pipe Radiator, Steel Plate Radiator | 11800K CNY | Not Supported |
| Hebei Xianghong Heating Equipment Co., Ltd | 2008-08-21 | Steel Radiator, Steel Two Column Radiator, Die Cast Aluminum Radiator | 26000K CNY | Not Supported |
| Hebei Chaochun New Energy Technology Co., Ltd | 2023-03-31 | Steel Radiator, Copper Aluminum Composite Radiator, Copper Aluminum Radiator | 66000K CNY | Not Supported |
| Henan Tuofang Energy saving Technology Co., Ltd | 2021-11-05 | Steel Radiator, Finned Tube, Heat Exchanger | 10000K CNY | Supported |