International Symposium on Polymer Chemistry is an international meeting on polymer chemistry organized by the State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, China. It has become a platform for academic exchange for polymer scientists from all over the world. Following the great success of the previous six symposia (Changchun 2004, Dalian 2006, Hefei 2008, Suzhou 2010, Changchun 2012, Shanghai 2014, and Changchun 2016), in 2018, the 8th meeting in the series (PC2018) will be held in Changchun on June 6-9, 2018. We warmly welcome polymer scientists around the world to join us and thank you in advance for your fine contributions to the success of PC2018.