The Eighth International Symposium on Engineering Plastics (EP’2017 Xi’an) will be held in Xi’an, Shaanxi Province, China August 8-11, 2017. Its topics will remain on polymeric materials, retaining its abbreviation EP as its logo actually over “engineering plastics” with continuous success, and keeping its tradition to act as a platform exchanging the recent progress, deep consideration and future development about polymeric materials. In addition to the basic topics for R&D of polymeric materials, this time the special focus will be on “Connecting chains from laboratory research to industrial production”. In addition a forum will be organized on “Contributing to polymer science: fundamental issues plus instrumental measurements”. The organization committee cordially invites all of you, scientists, engineers and students involving in polymer synthesis, physics, processing and materials, to attend this symposium and have face to face discussion.