MACHINERY - EQUIPMENT & TECHNICAL CONSULTANCY FOR SLITTING LINES JDC International is a Swiss company specialized in the supply of machinery and equipment finalized to improve the quality of the production and the automation of the slitting lines and we provide our technical consultancy worldwide, namely to the Asian Customers. We are the exclusive importer and distributor to the Western Countries and India of the tensioning machines, pneumatic separator shafts and hydraulic nuts manufactured by JDC, inc Japan. NON SCRATCHING STRIP ‐ WINDING TENSION MACHINES AND AUTOMATIC SEPARATOR SHAFTS FOR SLITTING LINES JDC,inc is a Japanese company that has over 30 years of experience in the design and construction of patented machines and separator shafts to be installed in the slitting lines for the braking and tensioning of metallic strips.