| Langfang Meixin Fireproof Materials Co., Ltd | 2016-03-22 | Oil Based Steel Fireproof Coating, Fireproof Mud, Explosion-Proof Adhesive Mud, Fire Blocking Module | 21000K CNY | Non pris en charge |
| Langfang Dahao Fireproof Materials Co., Ltd | 2017-01-06 | Oil Based Steel Fireproof Coating, Flexible Organic Sealing, Fire Blocking Module | 50000K CNY | Non pris en charge |
| Langfang Gaoteng Fireproof Materials Co., Ltd | 2020-09-07 | Oil Based Steel Fireproof Coating, Fireproof Board Coated Board, Fireproof Board | 500K CNY | Non pris en charge |
| Hebei Yintong Energy saving Technology Co., Ltd | 2023-09-14 | Oil Based Steel Fireproof Coating, High Strength Waterproof And Fireproof Foam Adhesive, L-Shaped Fireproof Board | 8000K CNY | Pris en charge |
| Langfang Yanheng Fireproof Materials Co., Ltd | 2020-11-19 | Oil Based Steel Fireproof Coating, Smoke Barrier, Steel Structure Fireproof Coating | 1000K CNY | Non pris en charge |
| Langfang Pengchao Fireproof Materials Co., Ltd | 2009-09-16 | Oil Based Steel Fireproof Coating, Fireproof Trough Box, Fireproof Bag | 60000K CNY | Non pris en charge |
| Langfang Kaijiang Fireproof Materials Co., Ltd | 2021-01-25 | Oil Based Steel Fireproof Coating, Tunnel Fireproof Coating, Cable Fireproof Coating | 30000K CNY | Non pris en charge |
| Langfang Henghao Energy saving Technology Co., Ltd | 2022-06-06 | Oil Based Steel Fireproof Coating, Lightweight Aggregate Concrete, Epoxy Glass Flake Coating | 2000K CNY | Non pris en charge |
| Hebei Xinliankuo Fireproof Materials Co., Ltd | 2020-06-23 | Oil Based Steel Fireproof Coating, Cable Fireproof Coating, Fireproof Board | 3000K CNY | Pris en charge |
| Langfang Yueteng Energy saving Technology Co., Ltd | 2023-11-07 | Oil Based Steel Fireproof Coating, Wooden Structure Fireproof Coating, Removable Insulation Sleeve | 1000K CNY | Pris en charge |