The details of Mitsubishi Corporation's supply chain are provided through a link which the company lists within its MSA statement. It is listed at the end of the "About Mitsubishi Corporation" heading and can be viewed at the following link: http://www.mitsubishicorp.com/jp/en/bg/
"With more than 200 Offices & Subsidiaries in approximately 90 countries worldwide and a network of over 600 group companies, MC employs a multinational workforce of nearly 60,000 people."