| Langfang Dahao Fireproof Materials Co., Ltd | 2017-01-06 | Fireproof Coating Steel Structures, Flexible Organic Sealing, Fire Blocking Module | 50000K CNY | Non pris en charge |
| Sichuan Meilin Sen Energy saving and Environmental Protection Technology Co., Ltd | 2019-09-12 | Fireproof Coating Steel Structures, Fireproof Coating, Perlite Particles | 2000K CNY | Non pris en charge |
| Tianjin Haosen Technology Co., Ltd. Hebei Branch | 2022-06-10 | Fireproof Coating Steel Structures, Fireproof Package Fireproof Package, Fireproof Mud Fireproof Board | - | Non pris en charge |
| Langfang Xukun Fireproof Materials Co., Ltd | 2024-11-19 | Fireproof Coating Steel Structures, Fireproof Coating, Fire Blocking Module | 500K CNY | Non pris en charge |
| Hebei Ruide Energy saving Technology Co., Ltd | 2022-06-09 | Fireproof Coating Steel Structures, Nano Air Gel Blanket, Foam Plastic Board | 10000K CNY | Non pris en charge |
| Langfang Qijia Fireproof Materials Co., Ltd | 2024-12-12 | Fireproof Coating Steel Structures, Glass Wool, Aluminized Film | 1000K CNY | Non pris en charge |
| Quanfeng Mineral Processing Plant in Lingshou County | 2014-10-14 | Fireproof Coating Steel Structures, Walnut Shell Series, Bark Series | - | Pris en charge |
| Guangzhou Naiboshi Building Materials Co., Ltd | 2023-10-17 | Fireproof Coating Steel Structures, Anti Radiation Insulation, Waterproof | 1000K CNY | Non pris en charge |
| Langfang Ruitian Fireproof Materials Co., Ltd | 2015-11-10 | Fireproof Coating Steel Structures, Porcelain Fireproof Blanket, Mobile Fireproof Partition | 20000K CNY | Pris en charge |
| Langfang Yanheng Fireproof Materials Co., Ltd | 2020-11-19 | Fireproof Coating Steel Structures, Smoke Barrier, Steel Structure Fireproof Coating | 1000K CNY | Non pris en charge |