The 21st International Conference ELECTRONICS 2017 (#electronicsconf) will take place in Palanga, Lithuania from 19th to 21st June, 2017. ELECTRONICS 2017 is organized by Kaunas University of Technology, Department of Electronics Engineering. Representatives from science and study institutions, industry and business are invited for joint discussion to evaluate present situation of ELECTRONICS science and industry, foresee ways for effective implementation of science achievements into industry and to exchange with research results.