The 2009 impact factor for the Macromolecular Research, a monthly English SCI journal of our Society, has been released as 2.369 by ISI. As you may know, the 2007 and 2008 impact factors of the Macromolecular Research were 1.766 and 1. 787, respectively. The recent impact factors of the Macromolecular Research support that the Journal can be considered as one of the leading polymer journals in the world especially in this Asia-Pacific Rim. We thank all our authors, readers and reviewers for their support which led to this progress. We will keep doing our best to make the Journal to be a more global forum of high-quality research in Polymer Science and Engineering,. We always welcome submission of your best works to the Macromolecular Research.