We welcome you to the online portal of International Conference on Polymer Science and Technology ("SPSI-MACRO-2020"). The 16^th International Conference on Polymer Science and Technology ("SPSI-MACRO-2020") will be held from December 13-17, 2020 to promote the recent fundamental understanding and technological advancement in the area of polymer science and technology. SPSI-MACRO-2020 conference is the series of international conference are held in India in every two years by The Society for Polymer Science, India. The 16^th conference in this series (SPSI-MACRO-2020) will be hosted by Indian Institute of Technology Guwahati. The conference will host many distinguished academic personalities, industrial leaders and new entrepreneurs across the globe as speakers and participants. SPSI-MACRO-2020 will provide platform for many young researchers and students in India and abroad to learn the advancement in the field of polymer science and technology.