#SWITCH! 2018 BLOCKCHAIN TECHNOLOGY REVOLUTION

September 20 , Litexpo, Vilnius . @SwitchLietuva

ⓔlige la cadena de la vida abc1chde2ghij3…✘ⓔ-ⓝⓐⓤⓣⓐ, ⓔ-ⓜⓔⓝⓣⓔ Sevilla★#blockchain★elearning ★Ⓐrⓣ★ education★P2P★economy★