| Hebei Aipu Building Materials Co., Ltd | 2019-07-24 | Stone Insulation Integrated Board, Composite Silicate Pipe, Glass Wool Board | 3000K CNY | غير مدعوم |
| Langfang Paiheng Energy saving Technology Co., Ltd | 2023-05-16 | Stone Insulation Integrated Board, Silicon Rock Slab, Foam Glass Insulation Board | 3000K CNY | مدعوم |
| Langfang Bozhun Energy saving Technology Co., Ltd | 2023-05-24 | Stone Insulation Integrated Board, Rubber And Plastic Board, Rubber And Plastic Pipe | 6800K CNY | غير مدعوم |
| Langfang Zongbu Energy saving Technology Co., Ltd | 2021-07-12 | Stone Insulation Integrated Board, Floor Heating, Eva | 2000K CNY | غير مدعوم |
| Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd | 2021-06-30 | Stone Insulation Integrated Board, Inorganic Fiberboard, Graphite Polystyrene Board | 500K CNY | غير مدعوم |
| Langfang Senbo Thermal Insulation Building Materials Co., Ltd | 2012-12-05 | Stone Insulation Integrated Board, Decorative Integrated Panel, Polyurethane Edge Sealing Rock Wool Composite Board | 10000K CNY | غير مدعوم |
| Langfang Rongche New Building Materials Co., Ltd | 2023-06-29 | Stone Insulation Integrated Board, Foam Glass, Built In Insulation Structure Integrated Board | 3000K CNY | غير مدعوم |
| Langfang Xinying Thermal Insulation Materials Co., Ltd | 2015-05-04 | Stone Insulation Integrated Board, Rock Wool Pipe, Inorganic Fiber Spray Cotton | 2000K CNY | غير مدعوم |
| Langfang Xinduoli Energy saving Technology Co., Ltd | 2023-10-12 | Stone Insulation Integrated Board, Boiler Ash And Coke Removal Agent, Scale Inhibitor | 5000K CNY | غير مدعوم |
| Langfang Suitong Building Materials Technology Co., Ltd | 2024-08-26 | Stone Insulation Integrated Board, Foam Glass Composite Insulation Board, Foam Glass Insulation Board | 1000K CNY | غير مدعوم |