| Langfang Gaoteng Fireproof Materials Co., Ltd | 2020-09-07 | Non Expansion Fireproof Coating, Fireproof Trough Box, Fireproof Board Coated Board | 500K CNY | Non supportato |
| Langfang Dahao Fireproof Materials Co., Ltd | 2017-01-06 | Non Expansion Fireproof Coating, None, Tunnel Fireproof Coating | 50000K CNY | Non supportato |
| Langfang Fengyang Plastic Products Co., Ltd | 2023-05-24 | Non Expansion Fireproof Coating, Pvc Tarpaulin, Tarpaulin, Fireproof Fabric | 1000K CNY | Non supportato |
| Langfang Pengchao Fireproof Materials Co., Ltd | 2009-09-16 | Non Expansion Fireproof Coating, Fireproof Bag Strap, Fireproof Trough Box | 60000K CNY | Non supportato |
| Langfang Kaijiang Fireproof Materials Co., Ltd | 2021-01-25 | Non Expansion Fireproof Coating, Cable Fireproof Coating, Thick Fireproof Coating | 30000K CNY | Non supportato |
| Weicheng Fire Protection Technology Group Co., Ltd | 2007-12-12 | Non Expansion Fireproof Coating, Flexible Organic Plugging Material, Fire Blocking Module | 66000K CNY | Non supportato |
| Langfang Yanheng Fireproof Materials Co., Ltd | 2020-11-19 | Non Expansion Fireproof Coating, Smoke Barrier, Fire Blanket | 1000K CNY | Non supportato |
| Langfang Xukun Fireproof Materials Co., Ltd | 2024-11-19 | Non Expansion Fireproof Coating, Fireproof Fabric, Fireproof Board | 500K CNY | Non supportato |
| Hebei Xinliankuo Fireproof Materials Co., Ltd | 2020-06-23 | Non Expansion Fireproof Coating, Tunnel Fireproof Coating, Cable Fireproof Coating | 3000K CNY | Supportato |
| Langfang Yueteng Energy saving Technology Co., Ltd | 2023-11-07 | Non Expansion Fireproof Coating, Wooden Structure Fireproof Coating, Removable Insulation Sleeve | 1000K CNY | Supportato |