Six industrial centres along the Rhine

Basel/Mulhouse/Freiburg
Chemical industry, food industry, textile and metal industry

Strasbourg
Cellulose industry, food industry, textile and metal industry Metropolitan region

Rhine-Neckar
Karlsruhe, Heidelberg, Mannheim, Ludwigshafen with outstanding chemical industry Metropolitan region

Frankfurt-Rhine-Main
Chemical industry, rubber industry, electrical industry and metal industry, service centres

Metropolitan region Rhine-Ruhr
Petrochemical industry, refineries, metal- and car production, service and trade centres Cologne, Düsseldorf, Duisburg

Rotterdam-Europoort
Shipyards, refineries, chemical plants, metal- and car industry, European service centre