On behalf of Organizing and Advisory Committee we take an immense pleasure and feels honored to welcome all the participates to attend “4th International Conference and Expo on Condensed Matter Physics” ( ICECMP-2020) which will be held during October 12-13, 2020 in Lisbon, Portugal. Theme: Modern Trends and Applications in Condensed Matter Physics ICECMP-2020 is an international event, attracting global participant’s intent on sharing, exchanging and exploring new avenues of Condensed Matter Physics and latest developments. This event includes plenary speakers, established Keynote speakers, active Invited speakers, fresh contributed speakers and Young Researchers. In addition, variety of poster presentations along with workshops, symposiums, and special sessions would be interested in audience. The aim of the ICECMP-2020 is to spread knowledge and real-world impact in an atmosphere of true international cooperation between scientists and have interactive sessions by bringing together again the world class researchers, International societies and Industrial heads to discuss the latest developments and innovations. It is a great platform for companies as well as institutions to represent their research services, products, innovations and Research results in the fields of Condensed Matter Physics.