| Dongguan Shutailong Energy saving Materials Co., Ltd | 2023-09-07 | Molded Polystyrene Board, Special Extruded Polystyrene Board For Cold Storage, Extruded Polystyrene Board | 800K CNY | غير مدعوم |
| Xinji Qingshina New Material Technology Co., Ltd | 2022-10-18 | Molded Polystyrene Board, Pre Engine, Extruded Polystyrene Board | 1000K CNY | غير مدعوم |
| Langfang Wanhui Thermal Insulation Materials Co., Ltd | 2024-02-19 | Molded Polystyrene Board, Perlite Board, Aluminum Silicate Tube | 1000K CNY | غير مدعوم |
| Tianjin Lvbao Energy saving Insulation Materials Co., Ltd | 2006-02-08 | Molded Polystyrene Board, Eps Line, Polystyrene Board | 500K CNY | غير مدعوم |
| Sichuan Xinhengyi Energy saving Materials Co., Ltd | 2023-06-20 | Molded Polystyrene Board, Pig House Insulation Ceiling, Rock Wool Board | 8000K CNY | غير مدعوم |
| Guangzhou Gutes New Building Materials Co., Ltd | 2018-03-19 | Molded Polystyrene Board, Thermosetting Plate, Rubber And Plastic Pipe | 5000K CNY | مدعوم |
| Langfang Eastern European New Building Materials Co., Ltd | 2019-12-05 | Molded Polystyrene Board, Vacuum Board, Integrated Structural Board | 500K CNY | غير مدعوم |
| Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd | 2021-06-30 | Molded Polystyrene Board, Inorganic Fiberboard, Graphite Polystyrene Board | 500K CNY | غير مدعوم |
| Langfang Aofei Energy saving Technology Co., Ltd | 2025-02-11 | Molded Polystyrene Board, Polyethylene Closed Cell Board, Polystyrene Board | 5000K CNY | غير مدعوم |
| Langfang Baimei New Building Materials Co., Ltd | 2018-11-19 | Molded Polystyrene Board, Polyurethane Insulation Board, Waterproof Backing Board | 6600K CNY | مدعوم |