Greek president visits exhibition of Ancient Chinese Science and Technology

Greek President Prokopis Pavlopoulos (L, front) watches a demonstration of papermaking at an exhibition of ancient Chinese science and technologyat Herakleidon museum just opposite the Acropolis hill in Athens,Greece, Sept. 26, 2017. Pavlopoulos praised Sino-Greek ties on Tuesday when he paid a visit to the exhibition. (Xinhua/Lefteris Partsalis)