Top-class speakers from the companies, Karl Dahm, Sopro Bauchemie, Gutjahr and the German stoneware company, taught the vocational school teachers how to use the new tools, innovations and developments on the market. The possibility of practical work with the machines and tools of Karl Dahm was very well received by all participants. Difficulties and problems from practice and their solutions could be addressed immediately and illustrated, discussed and solved with helpful tips and solutions.