| Langfang Paiheng Energy saving Technology Co., Ltd | 2023-05-16 | Insert Wire Rock Wool Board, Nano Aerogel Insulation Blanket, Thermal Equipment Insulation | 3000K CNY | Compatible |
| Hebei Delimus Building Materials Co., Ltd | 2019-04-17 | Insert Wire Rock Wool Board, Rock Wool Pipe, Aerogel Felt | 12880K CNY | No compatible |
| Guangdong Longtao New Materials Co., Ltd | 2024-05-14 | Insert Wire Rock Wool Board, High Temperature Glass Wool, Hvac Specific Insulation Cotton | 5000K CNY | No compatible |
| Langfang Wanzhuo Thermal Insulation Materials Co., Ltd | 2016-07-27 | Insert Wire Rock Wool Board, Elevator Shaft Sound-Absorbing Panel, Backing Board | 5000K CNY | No compatible |
| Hebei Aipu Building Materials Co., Ltd | 2019-07-24 | Insert Wire Rock Wool Board, Lightweight Aggregate Concrete, Integrated Insulation And Decoration Board | 3000K CNY | No compatible |
| Langfang Bozhun Energy saving Technology Co., Ltd | 2023-05-24 | Insert Wire Rock Wool Board, Rock Wool Composite Panel, Rubber And Plastic Pipe | 6800K CNY | No compatible |
| Langfang Hongchang Energy saving Technology Co., Ltd | 2020-07-09 | Insert Wire Rock Wool Board, Mortar Paper Rock Wool Composite Board, Rock Wool Board | 5000K CNY | No compatible |
| Sichuan Meilin Sen Energy saving and Environmental Protection Technology Co., Ltd | 2019-09-12 | Insert Wire Rock Wool Board, Fireproof Coating, Polystyrene Board | 2000K CNY | No compatible |
| Langfang Zongbu Energy saving Technology Co., Ltd | 2021-07-12 | Insert Wire Rock Wool Board, Aluminum Silicate, Floor Heating | 2000K CNY | No compatible |
| Langfang Sanpeng Thermal Insulation Materials Co., Ltd | 2012-01-17 | Insert Wire Rock Wool Board, Phenolic Casting Integrated Board, Phenolic Insulation Pipe | 50000K CNY | No compatible |