Prof.xxxx, Chinese Association for Artificial Intelligence (CAAI) would like to invite you to attend the 4th IEEE International Conference on Cloud Computing and Intelligence Systems (CCIS2016) as the Program Committee Member. The International Conference on Cloud Computing and Intelligence Systems (CCIS) provides a forum for researchers and practitioners to exchange ideas and research results, discuss challenging issues, and share development experiences in the field of cloud computing and intelligence system. Past CCIS conferences were held in Beijing (2011), Hangzhou (2012), and Shenzhen & Hong Kong (2014). CCIS2016, initiated by CAAI together with IEEE Beijing Section and Beijing University of Posts and Telecommunications (BUPT), will be held in Beijing during August 17-19, 2016. This year, the conference aims to address challenges for cloud computing and intelligent technology in big data era. You are the expert in the area of artificial intelligence, so we sincerely invite you to be the Program Committee Member of CCIS2016. Your joining will add luster to this conference. Hoping to hear favorably from you at your convenience. If you have any questions, please contact me freely. Conference website: http://ccis2016.caai.cn Yours sincerely, General Co-Chair: Deyi Li Tsinghua University, China Program Committee Co-Chair: Huadong Ma Beijing University of Posts and Telecommunications, China