Journal of Materials Science & Technology (JMST) is an international journal published in English, which are abstracted/indexed in SCI-Expanded, EI, CA, SA, JICSJ, AJ, CSA, MA, EMA, AIA, PASCAL web. As well known, films research is attracting more and more attention. Most of films-related articles published in JMST were cited many times by international journals. Thus, it is necessary to hold a special issue to survey the films’ recent research and development. JMST will publish a special issue for films research in No.4 or No.5 of 2007 volume, covering processing, characterization, physical and mechanical properties as well as performance of all kinds of thin film materials.