BusinessEuropeDW BusinessTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoBusinessEurope04/17/2023April 17, 2023The world's largest industrial trade show is underway in Hanover - The technique of Batik involves using wax to dye cloth. It's a long and labor-intensive process – and in some regions, at risk of dying outhttps://p.dw.com/p/4QCqOAdvertisement