1. Institute for Preservation and Conservation of Chinese Ancient Books, Fudan University Library, Fudan University, 220 Handan Road, Shanghai 200433, China
2. Shanghai Institute of Quality Inspection and Technical Research, 381 Cang Wu Road, Shanghai 200233, China
3. Shanghai Museum, 201 Renmin Da Dao, Shanghai 200003, China
4. Department of Chemistry, Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials, Laboratory of Advanced Materials and Collaborative Innovation Center of Chemistry for Energy Materials (iChEM), Fudan University, 2005 Songhu Road, Shanghai 200438, China