| Langfang Ouye Energy saving Technology Co., Ltd | 2022-01-06 | Flame Retardant Extruded Polystyrene Foam, Foam Glass Plate, Steel Skeleton Lightweight Plate | 3000K CNY | Compatível |
| Langfang Paiheng Energy saving Technology Co., Ltd | 2023-05-16 | Flame Retardant Extruded Polystyrene Foam, Nano Aerogel Insulation Blanket, Thermal Equipment Insulation | 3000K CNY | Compatível |
| Hebei Ruide Energy saving Technology Co., Ltd | 2022-06-09 | Flame Retardant Extruded Polystyrene Foam, Ceramic Fiber Blanket, Integrated Insulation And Decoration Board | 10000K CNY | Não compatível |
| Langfang Wanhui Thermal Insulation Materials Co., Ltd | 2024-02-19 | Flame Retardant Extruded Polystyrene Foam, Perlite Board, Phenolic Composite Air Duct | 1000K CNY | Não compatível |
| Langfang Yiqing Thermal Insulation Materials Co., Ltd | 2021-01-28 | Flame Retardant Extruded Polystyrene Foam, Foamed Cement, Rock Wool Board | 2000K CNY | Não compatível |
| Langfang Sanpeng Thermal Insulation Materials Co., Ltd | 2012-01-17 | Flame Retardant Extruded Polystyrene Foam, Phenolic Casting Integrated Board, Phenolic Insulation Pipe | 50000K CNY | Não compatível |
| Chengdu Lorek New Material Manufacturing Co., Ltd | 2019-07-25 | Flame Retardant Extruded Polystyrene Foam, , Polyurethane Insulation Board | 10000K CNY | Não compatível |
| Shanghai Shunya Energy saving Technology Co., Ltd | 2018-01-30 | Flame Retardant Extruded Polystyrene Foam, Thermal Insulation And Moisture-Proof Materials, Concrete Insulation | 10000K CNY | Não compatível |
| Langfang Eastern European New Building Materials Co., Ltd | 2019-12-05 | Flame Retardant Extruded Polystyrene Foam, Thermal Insulation Bubble Film, Integrated Structural Board | 500K CNY | Não compatível |
| Langfang Aoshang Energy saving Technology Co., Ltd | 2023-03-17 | Flame Retardant Extruded Polystyrene Foam, Aluminum Silicate Flexible Wrapping, Glass Wool Blanket | 1000K CNY | Compatível |