Given the epidemiological situation regarding the COVID-19 virus, the 13th Scientific-Technical Conference: Carbon Materials and Polymer Composites together with the Polish Carbon Fall Meeting is moved to autumn 2021. The conference will be held between the  23rd and 26th of November in Ustroń-Jaszowiec. The new deadline for registration has been extended to 15 October 2021. The new deadline for abstract submission and conference fee payment is 31 October 2021.