Grid Computing: International Symposium on Grid Computing (ISGC) 2007 is one of the most important annual events in Asia that brings together scientific contributions by world class researchers and scientists working in the Grid Computing field to exchange ideas, to present challenges, solutions and future development. The objective of this Symposium is to facilitate the information exchange as well as to explore the global collaboration and interoperation among various Grid projects. Based on the ISGC 2007, held in Taipei, Taiwan in March of 2007, this edited volume presents the latest grid solutions and research results in grid operations, grid middleware, biomedical operations, e-science applications and more.