| Langfang Wanhui Thermal Insulation Materials Co., Ltd | 2024-02-19 | Thermosetting Composite Polystyrene Board, Aluminum Silicate Tube, Aerogel Felt | 1000K CNY | Not Supported |
| Langfang Rongte Building Materials Group Co., Ltd | 2014-11-03 | Thermosetting Composite Polystyrene Board, Elevator Shaft Sound-Absorbing Panel, Rubber And Plastic Pipe | 16000K CNY | Not Supported |
| Hebei Xinmeisi Insulation Engineering Co., Ltd | 2023-05-04 | Thermosetting Composite Polystyrene Board, Rock Wool Pipe Shell, Composite Silicate Shell | 10080K CNY | Not Supported |
| Chengdu Ainowei Energy saving Insulation Materials Co., Ltd | 2015-05-27 | Thermosetting Composite Polystyrene Board, Rock Wool Board, Extruded Polystyrene Board | 1000K CNY | Not Supported |
| Hebei Langke New Materials Technology Co., Ltd | 2023-10-18 | Thermosetting Composite Polystyrene Board, Passive Ultra-Low Energy Consumption, Eps Polystyrene Line | 3000K CNY | Not Supported |
| Sichuan Xinhengyi Energy saving Materials Co., Ltd | 2023-06-20 | Thermosetting Composite Polystyrene Board, Repair Mortar, Extruded Polystyrene Board | 8000K CNY | Not Supported |
| Sichuan Jinshengjia Thermal Insulation Materials Co., Ltd | 2021-10-09 | Thermosetting Composite Polystyrene Board, Rock Wool Board, Damping Sheet | 1000K CNY | Not Supported |
| Sichuan Honghuasheng New Thermal Insulation Materials Co., Ltd | 2019-11-07 | Thermosetting Composite Polystyrene Board, Non Combustible Composite Particle Board, Perlite Board | 300K CNY | Not Supported |
| Hebei Rongxiang Thermal Insulation Building Materials Co., Ltd | 2023-10-13 | Thermosetting Composite Polystyrene Board, Rock Wool Composite Panel, Integrated Insulation Structure Board | 3000K CNY | Not Supported |
| Hebei Dongjian Thermal Insulation Materials Co., Ltd | 2024-01-09 | Thermosetting Composite Polystyrene Board, Modified Phenolic Insulation Board, High Temperature Resistant And Flame-Retardant Pipe Shell | 3000K CNY | Not Supported |