1. National Engineering Research Center of Flame Retardant Materials, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, China
2. Research Institute of Ancient Architecture of Hebei Province, Shijiazhuang, Hebei Province, China
3. Beijing Bogu Ancient Architectural Materials Technology Development Co., Ltd., Beijing, China
4. Beijing Aerospace Changfeng Science and Technology Industry Group Co., Ltd., Beijing, China