Vorarlberg sustainable energy was produced than consumed. Green electricity from Vorarlberg is therefore also sold to the German Westallgäu, to Switzerland and to other Austrian provinces. The largest electricity producer in Vorarlberg is Illwerke AG. They produce 75% of the electricity in Vorarlberg, mainly by hydropower. Owing to their location isolated from the rest of Austria, most people in Vorarlberg speak a very distinct German dialect that other Austrians might have difficulty understanding, since the dialects in the rest of Austria form part of the Bavarian-Austrian language group, whereas the Vorarlberg dialect is part of the Alemannic dialect continuum. Alemannic dialects
South Tyrol quality mark Products with the quality seal guarantee a certified quality from South Tyrol. The mark of quality serves the consumer as a sign. All the products with the South Tyrol quality seal guarantee: The seal of quality meets the strict requirements of EU law and was approved by the European Commission in 2005. It’s ruled by the provincial law Nr. 12/2005. The bearer and owner of the mark of quality is the Autonomous Province of Bolzano. The seal "Quality Südtirol" may be used to label only specific agricultural products and food which are compliant with the rules and the strict quality