| Langfang Ouye Energy saving Technology Co., Ltd | 2022-01-06 | Flame Retardant Extruded Polystyrene Foam, Open Self-Adhesive Insulation Pipe, Silicate Board | 3000K CNY | 지원 |
| Langfang Paiheng Energy saving Technology Co., Ltd | 2023-05-16 | Flame Retardant Extruded Polystyrene Foam, Silicon Rock Slab, Foam Glass Insulation Board | 3000K CNY | 지원 |
| Hebei Ruide Energy saving Technology Co., Ltd | 2022-06-09 | Flame Retardant Extruded Polystyrene Foam, Nano Air Gel Blanket, Foam Plastic Board | 10000K CNY | 미지원 |
| Langfang Wanhui Thermal Insulation Materials Co., Ltd | 2024-02-19 | Flame Retardant Extruded Polystyrene Foam, Perlite Board, Aluminum Silicate Tube | 1000K CNY | 미지원 |
| Langfang Yiqing Thermal Insulation Materials Co., Ltd | 2021-01-28 | Flame Retardant Extruded Polystyrene Foam, Foam Glass, | 2000K CNY | 미지원 |
| Langfang Sanpeng Thermal Insulation Materials Co., Ltd | 2012-01-17 | Flame Retardant Extruded Polystyrene Foam, Central Air Conditioning Duct Panel, Phenolic Board | 50000K CNY | 미지원 |
| Chengdu Lorek New Material Manufacturing Co., Ltd | 2019-07-25 | Flame Retardant Extruded Polystyrene Foam, Insulated Steel Pipe | 10000K CNY | 미지원 |
| Shanghai Shunya Energy saving Technology Co., Ltd | 2018-01-30 | Flame Retardant Extruded Polystyrene Foam, Thermal Insulation Material, Foam Light Soil Subgrade | 10000K CNY | 미지원 |
| Langfang Eastern European New Building Materials Co., Ltd | 2019-12-05 | Flame Retardant Extruded Polystyrene Foam, Vacuum Board, Integrated Structural Board | 500K CNY | 미지원 |
| Langfang Aoshang Energy saving Technology Co., Ltd | 2023-03-17 | Flame Retardant Extruded Polystyrene Foam, Siliceous Board, Vacuum Board | 1000K CNY | 지원 |