1. Research Center of Material Science and Archaeology, Institute of Culture and Heritage Northwestern Polytechnical University Xi'an China
2. School of Cultural Heritage Northwest University Xi'an China
3. Asian Department British Museum London UK
4. School of Archaeology University of Oxford Oxford UK
5. Institute of Hami Cultural Relics and Museology China
6. Xinjiang Institute of Cultural Heritage and Archaeology Urumqi China
7. Shaanxi Institute for the Preservation of Cultural Heritage Xi'an China