JW Froehlich Maschinenfabrik GmbH (JWF) was found in 1965 in Germany, is a famous supplier of automatic assembly, leak test and function test equipments for automobile industry. The main products of JWF includes： • Leak test panels • Leak test machine with air and Helium • Function test stand of turbo charger • Function test stand for manual/automatic transmission, and DCT • Engine test stand, including hot test and cold test • Automatic assembly machines, for assembly of valve guides and seats, bearing caps, cup, screw and ball plugs During the past 50 years，JWF has supplied quantities of advanced equipments to Mercedes-Benz, BMW, Audi, Volkswagen, GM, Ford, Opel, Volvo, FIAT, and many Chinese automobile manufacturers, and has gotten a high reputation in the field of automobile industry.