The International Conference of Molecular Engineering of Polymers (MEP) is a series of conferences organized aimed at providing an international platform for scientists, engineers and students around the world to exchange the latest developments on MEP and establishing research collaborations among attendees. The 1st (MEP-1 or MEP-2016) and 2nd conferences (MEP-2 or MEP-2018) were held in Shanghai, China. The 3rd conference (MEP-3 or MEP-2026) will also be held in Shanghai, China, on Sep. 17-21, 2026. The reception is on Sep. 17, 2026. We warmly welcome you to join us in Shanghai.