| Langfang Allies Fireproof Materials Co., Ltd | 2015-12-14 | National Standard Fireproof Mud, Fireproof Module, Refractory Brick, Coated Calcium Silicate Board | 18000K CNY | Não compatível |
| Langfang Dahao Fireproof Materials Co., Ltd | 2017-01-06 | National Standard Fireproof Mud, Flexible Organic Sealing, Fire Blocking Module | 50000K CNY | Não compatível |
| Beiguan Xinchang Sealing Material Sales Department, Dacheng County | 2020-08-28 | National Standard Fireproof Mud, Aluminum Silicate Ceramic Strip, Carbon Disc Root Sealing Ring | - | Compatível |
| Langfang Gaoteng Fireproof Materials Co., Ltd | 2020-09-07 | National Standard Fireproof Mud, Fireproof Board Coated Board, Fireproof Board | 500K CNY | Não compatível |
| Hebei Meixia Environmental Protection Technology Co., Ltd | 2018-04-20 | National Standard Fireproof Mud, Fire Blocking Module, Fireproof Board | 16660K CNY | Não compatível |
| Langfang Meixin Fireproof Materials Co., Ltd | 2016-03-22 | National Standard Fireproof Mud, Fireproof Mud, Explosion-Proof Adhesive Mud, Fire Blocking Module | 21000K CNY | Não compatível |
| Langfang Xukun Fireproof Materials Co., Ltd | 2024-11-19 | National Standard Fireproof Mud, Fireproof Coating, Fire Blocking Module | 500K CNY | Não compatível |
| Hebei Xinjinteng Fireproof Materials Co., Ltd | 2023-01-13 | National Standard Fireproof Mud, Fireproof Coating, Surface Fireproof Coating | 6600K CNY | Compatível |
| Hebei Zhangzhan Weiye Technology Development Co., Ltd | 2018-09-14 | National Standard Fireproof Mud, Outdoor Non Expanding Fireproof Coating, Fire Barrier Bag | 20000K CNY | Não compatível |
| Langfang Kaifei Fireproof Materials Co., Ltd | 2022-12-13 | National Standard Fireproof Mud, Acrylic Polyurethane Topcoat, Fireproof Board | 2000K CNY | Não compatível |