The 4 th International Conference on Mathematics, Science, Education and Technology (ICOMSET) in conjunction with The 2 nd International Conference on Biology, Science and Education (ICoBioSE) will be held on September 19th, 2020 virtually in Padang, West Sumatra, Indonesia. This conference aims to provide an international platform for researchers, academicians as well as industrial professionals from all over the world to present their research results in Mathematics, Science, Education and Technology and other related fields. Since participants may come from different countries with different background, this conference also provides opportunities for the delegates to exchange new ideas and application experiences, to establish research relations and to find partners for future collaboration.