Welcome you to CANS2015 in Chengdu! The host Universities including Tsinghua University(in Beijing)and University of Electronic Science and Technology of China ( in Chengdu) in Chengdu are proud to hold this Symposium. 　　This year, the topics will mainly focus on the Internet-supported science collaborations and other advanced applications, future Internet technologies, the research collaborations, and also the CIOs further exchange including technology support organization and management. 　　When you enjoy the symposium, we strongly recommend you to find some time to discover Chengdu, the capital of Sichuan Province in China, which is known as the "Heavenly State" (Tian Fu Zhi Guo) not only because of its profound history and culture, but also the famous Sichuan cuisine!