| Langfang Senyan Energy saving Technology Co., Ltd | 2022-03-02 | Aluminum Magnesium Silicate Board, Dragon Brand Rock Wool, Glass Wool | 3000K CNY | 非対応 |
| Langfang Fuyi Thermal Insulation Materials Co., Ltd | 2019-09-11 | Aluminum Magnesium Silicate Board, Rare Earth Insulation Material, Composite Silicate Insulation Coating | 8000K CNY | 非対応 |
| Langfang Huiyu Thermal Insulation Materials Co., Ltd | 2021-09-15 | Aluminum Magnesium Silicate Board, Composite Silicate Board, Aerogel Felt | 10000K CNY | 非対応 |
| Langfang New Era Chemical Building Materials Co., Ltd | 1998-09-22 | Aluminum Magnesium Silicate Board, Rubber Adhesive, Waterproof Backing Board | 120000K CNY | 非対応 |
| Hebei Dongjian Thermal Insulation Materials Co., Ltd | 2024-01-09 | Aluminum Magnesium Silicate Board, Rock Wool Insulation Board, Ceramic Fiber Blanket | 3000K CNY | 非対応 |
| Langfang Huiqun Energy saving Technology Co., Ltd | 2020-03-11 | Aluminum Magnesium Silicate Board, Silicate Tube, Glass Wool Blanket | 8000K CNY | 非対応 |
| Hebei Xinmeisi Insulation Engineering Co., Ltd | 2023-05-04 | Aluminum Magnesium Silicate Board, Rubber And Plastic Pipe, Homogeneous Board | 10080K CNY | 非対応 |
| Hebei Shenghang Energy saving Technology Co., Ltd | 2023-12-21 | Aluminum Magnesium Silicate Board, Polyurethane Insulation Board, Composite Silicate Board | 10000K CNY | 非対応 |
| Changzhou Baozhu Color Steel Plate Co., Ltd | 2016-11-08 | Aluminum Magnesium Silicate Board, Short Standing Edge Aluminum Magnesium Manganese Roof Panel, Sandwich Panel | 5000K CNY | 非対応 |
| Hebei Lanxuan Energy saving Building Materials Co., Ltd | 2016-03-29 | Aluminum Magnesium Silicate Board, Foam Glass, Polyurethane Series | 19990K CNY | 対応 |