In pics: Eco-Fest 2020 event in Athens

Students of University of West Attica pose for photos with their electric race car during the Eco-Fest 2020 event in Athens, Greece, on Jan. 18, 2020. The three-day Eco-Fest 2020 was opened here on Saturday, aiming to introduce innovative products, new technologies and cutting-edge services in electric, energy and recycling sectors. (Xinhua/Marios Lolos)