WAIM is a leading international conference for researchers, practitioners, developers, and users to share and exchange ideas, results, experience, techniques, and tools in connection with all aspects of Web data management. As the 14th event in the increasingly popular series, WAIM2013 expects to attract participants from all over the world to Beidaihe, a famous resort in China, and continues to establish WAIM as one of the major conferences on Web-based information systems. The WAIM2013 organization committee invites submissions of technical papers for WAIM2013, to be held in Beidaihe, China, June 14-16, 2013. Submissions are invited on all aspects related to Web-age information management. All submissions should be in English. A submission should be no more than 12 pages double spacing, including all figures. Each paper will be fully refereed by the program committee and judged on its originality, significance, technical quality, relevance to WAIM2013 as well as presentation. Submission of a paper should be regarded as an undertaking that, should the paper be accepted, at least one author will attend the conference to present the work.