| Guangdong Longtao New Materials Co., Ltd | 2024-05-14 | Insert Wire Rock Wool Board, Pipeline Insulation Material, High Temperature Glass Wool | 5000K CNY | 미지원 |
| Hebei Aipu Building Materials Co., Ltd | 2019-07-24 | Insert Wire Rock Wool Board, Composite Silicate Pipe, Glass Wool Board | 3000K CNY | 미지원 |
| Langfang Sanpeng Thermal Insulation Materials Co., Ltd | 2012-01-17 | Insert Wire Rock Wool Board, Central Air Conditioning Duct Panel, Phenolic Board | 50000K CNY | 미지원 |
| Hebei Delimus Building Materials Co., Ltd | 2019-04-17 | Insert Wire Rock Wool Board, Waterproof Backing Board, Glass Wool Board | 12880K CNY | 미지원 |
| Langfang Bozhun Energy saving Technology Co., Ltd | 2023-05-24 | Insert Wire Rock Wool Board, Rubber And Plastic Board, Rubber And Plastic Pipe | 6800K CNY | 미지원 |
| Langfang Zongbu Energy saving Technology Co., Ltd | 2021-07-12 | Insert Wire Rock Wool Board, Floor Heating, Eva | 2000K CNY | 미지원 |
| Langfang Wanzhuo Thermal Insulation Materials Co., Ltd | 2016-07-27 | Insert Wire Rock Wool Board, Backing Board, Rubber And Plastic Pipe | 5000K CNY | 미지원 |
| Langfang Paiheng Energy saving Technology Co., Ltd | 2023-05-16 | Insert Wire Rock Wool Board, Silicon Rock Slab, Foam Glass Insulation Board | 3000K CNY | 지원 |
| Sichuan Meilin Sen Energy saving and Environmental Protection Technology Co., Ltd | 2019-09-12 | Insert Wire Rock Wool Board, Fireproof Coating, Perlite Particles | 2000K CNY | 미지원 |
| Langfang Hongchang Energy saving Technology Co., Ltd | 2020-07-09 | Insert Wire Rock Wool Board, Egg Cotton, Ceramic Integrated Board | 5000K CNY | 미지원 |