1. University of California, Irvine, Irvine, CA, USA
2. East China Normal University, Shanghai, China
3. Ericsson, Beijing, China
4. École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland
5. City University of Hong Kong, Hong Kong, Hong Kong
6. City University of Hong Kong, Hong Kong, China
7. Duke Kunshan University, Kunshan, China