| Hebei Fusheng Building Materials Co., Ltd | 2018-04-27 | Aluminum Foil Rock Wool Pipe Shell, Huamei Rubber Sheet, Rubber And Plastic Pipe | 3000K CNY | Destekleniyor |
| Guangdong Longtao New Materials Co., Ltd | 2024-05-14 | Aluminum Foil Rock Wool Pipe Shell, Pipeline Insulation Material, High Temperature Glass Wool | 5000K CNY | Desteklenmiyor |
| Hebei Grey Glass Wool Products Co., Ltd | 2002-09-16 | Aluminum Foil Rock Wool Pipe Shell, Rock Wool Board, Glass Wool Board | 108600K CNY | Desteklenmiyor |
| Langfang Senyan Energy saving Technology Co., Ltd | 2022-03-02 | Aluminum Foil Rock Wool Pipe Shell, Dragon Brand Rock Wool, Glass Wool | 3000K CNY | Desteklenmiyor |
| Hebei Xinmeisi Insulation Engineering Co., Ltd | 2023-05-04 | Aluminum Foil Rock Wool Pipe Shell, Rubber And Plastic Pipe, Homogeneous Board | 10080K CNY | Desteklenmiyor |
| Langfang Shujun Energy saving Technology Co., Ltd | 2022-07-20 | Aluminum Foil Rock Wool Pipe Shell, Exterior Wall Rock Wool Board, Glass Wool Insulation Products | 3000K CNY | Desteklenmiyor |
| Langfang Jinhui Energy saving Technology Co., Ltd | 2024-06-05 | Aluminum Foil Rock Wool Pipe Shell, Rock Wool Pipe, Glass Wool Blanket | 500K CNY | Desteklenmiyor |
| Langfang Aoshang Energy saving Technology Co., Ltd | 2023-03-17 | Aluminum Foil Rock Wool Pipe Shell, Siliceous Board, Vacuum Board | 1000K CNY | Destekleniyor |
| Langfang Shuono Thermal Insulation Building Materials Co., Ltd | 2016-06-30 | Aluminum Foil Rock Wool Pipe Shell, Fireproof Wrapping Roll Material, Rock Wool Pipe | 3000K CNY | Desteklenmiyor |
| Langfang Qiyuan Thermal Insulation Materials Co., Ltd | 2005-05-12 | Aluminum Foil Rock Wool Pipe Shell, Waterproof Backing Board, Glass Wool Blanket | 50000K CNY | Desteklenmiyor |