The First International Symposium on Molecular Design of Opto-Electronic Materials was held at the Hall #1, Institute of Chemistry, Chinese Academy of Sciences from April 14, 2017 through April 16, 2017. The symposium is organized by Tsinghua University, Institute of Chemistry, Chinese Academy of Sciences, and Hongzhiwei Technology(Shanghai) Co.Ltd with Prof. Zhigang Shuai as chairman. Celebrated scholars from all over the world are invited to present lectures in the symposium. The symposium also includes a section for the introduction and hand-on training of MOMAP.