| Langfang Wanhui Thermal Insulation Materials Co., Ltd | 2024-02-19 | Eps Polystyrene Board, Perlite Board, Phenolic Composite Air Duct | 1000K CNY | No compatible |
| Sichuan Youshi Xicheng Thermal Insulation Materials Co., Ltd | 2021-06-30 | Eps Polystyrene Board, Integrated Insulation Board, Thermal Insulation Particle Board | 500K CNY | No compatible |
| Sichuan Chenghui Zexu Energy saving Technology Co., Ltd | 2024-04-12 | Eps Polystyrene Board, Rock Wool Board, Extruded Polystyrene Board | 5000K CNY | No compatible |
| Guangzhou Gutes New Building Materials Co., Ltd | 2018-03-19 | Eps Polystyrene Board, Thermosetting Plate, Rubber And Plastic Board | 5000K CNY | Compatible |
| Langfang Aofei Energy saving Technology Co., Ltd | 2025-02-11 | Eps Polystyrene Board, Polyphenylene Board, Rock Wool Board | 5000K CNY | No compatible |
| Langfang Baimei New Building Materials Co., Ltd | 2018-11-19 | Eps Polystyrene Board, Xps Extruded Board, Genuine Gold Board | 6600K CNY | Compatible |
| Langfang Yiqing Thermal Insulation Materials Co., Ltd | 2021-01-28 | Eps Polystyrene Board, Foamed Cement, Rock Wool Board | 2000K CNY | No compatible |
| Langfang Longgao Building Materials Co., Ltd | 2017-06-01 | Eps Polystyrene Board, Line, Polyurethane Spray Coating | 2000K CNY | No compatible |
| Chengdu Ainowei Energy saving Insulation Materials Co., Ltd | 2015-05-27 | Eps Polystyrene Board, Polystyrene Foam Board, Rock Wool Board | 1000K CNY | No compatible |
| Chengdu Jinliushun Building Materials Co., Ltd | 2017-07-19 | Eps Polystyrene Board, One Hundred And Eleven, Extruded Polystyrene Board | 500K CNY | No compatible |