A presentation masterclass took place on 24th August 2022 at 14:30 in “X-VALUE” Iceland Room 13th Floor (Hao Wei Technology Building, Shenzhen, China), for the promotion of PDO Slopes of Meliton and PGI Sithonia wines, where all the participants had the opportunity to taste the PDO Slopes of Meliton and PGI Sithonia, wines presented by the Sommelier Xinyu Chen.