Xianghua Xu is now a professor in the School of Computer Science at Hangzhou Dianzi Unviersity, China. He received his B.Eng. in Computer Science from Hangzhou Institute of Electronic Engineering, China, and his Ph.D. degree in Computer Science from Zhejiang University, China. His research interests include wireless networks, parallel and distributed computing. Dr. Xu has published more than 100 peer reviewed journal and conference papers. His recent research has been supported by Natural Science Fundation of China. He is the member of the IEEE, ACM, the senior member of CCF (China Computer Federation). He is also the member of CCF Technical Committee of Service Computing and CCF Technical Committee of High Performance Computing. He is a recipient of the “Best Paper Award” of IISWC’2012. E-mail: xhxu@hdu.edu.cn.