| Langfang Zhanchuang Thermal Insulation Materials Co., Ltd | 2012-11-22 | Composite Aluminum Silicate Plate | 10000K CNY | 미지원 |
| Langfang Shujun Energy saving Technology Co., Ltd | 2022-07-20 | Composite Aluminum Silicate Plate, Cold Insulation Pad, Foam Glass Plate | 3000K CNY | 미지원 |
| Langfang Aoshang Energy saving Technology Co., Ltd | 2023-03-17 | Composite Aluminum Silicate Plate, Polyurethane, Polyurethane Pipe | 1000K CNY | 지원 |
| Langfang Yiqing Thermal Insulation Materials Co., Ltd | 2021-01-28 | Composite Aluminum Silicate Plate, Foam Glass, Rock Wool Board | 2000K CNY | 미지원 |
| Langfang Shirun Energy saving Technology Co., Ltd | 2021-06-15 | Composite Aluminum Silicate Plate, Foam Glass Plate, Steel Skeleton Lightweight Plate | 2000K CNY | 지원 |
| Langfang Jinsa Thermal Insulation Materials Co., Ltd | 2021-08-24 | Composite Aluminum Silicate Plate, Aluminum Silicate Tube, Rock Wool Pipe | 6000K CNY | 미지원 |
| Hebei Xunda Thermal Insulation Materials Co., Ltd | 2016-05-24 | Composite Aluminum Silicate Plate, Integrated Insulation And Decoration Board, Rock Wool Roll Felt | 3000K CNY | 미지원 |
| Langfang Qianyuan Energy saving Technology Co., Ltd | 2021-04-08 | Composite Aluminum Silicate Plate, Fireproof Series, Glass Wool Tube | 10000K CNY | 미지원 |
| Chongqing Juteng Thermal Insulation Building Materials Co., Ltd | 2019-06-24 | Composite Aluminum Silicate Plate, Extruded Polystyrene Board, Polystyrene Board | 1000K CNY | 미지원 |
| Hebei Xunda Thermal Insulation Materials Co., Ltd | 2016-05-24 | Composite Aluminum Silicate Plate, Rubber And Plastic Pipe, Cement Foam Board | 3000K CNY | 미지원 |