Dear Friends and Colleagues,

On behalf of the Organizing Committee of the 6^th Annual World Congress of Smart Materials-2021, which will be held in Barcelona from March 10-11, 2021, I sincerely invite you to this excellent meeting with great scientists from worldwide and sharing new achievements in Smart Materials World. The fruitful conference program includes plenary lectures, breakout sessions, panel discussion, poster showcase on a variety of topics, and various programs for participants from different countries around the world.