The share exchange is part of MMC's ongoing Turnaround plan which calls for concentrating on core operations, outsourcing in-house manufacturing, reviewing equity stakes in affiliates, and improving the efficiency of internal processes. By making both companies wholly owned subsidiaries, MMC will be able to look into ways to boost efficiency and competitiveness through more efficient management with its in-house production, and integrating or realigning operations through participation with outside partners.

Suiryo Plastic manufactures plastic parts for bumpers, instrument panels, and door trim panels. The majority of its products are used by MMC's Mizushima plant-the company's main passenger car factory. Mizushima Industries is involved in welding and painting vehicles built at the Mizushima plant, as well as the manufacture of commercial and specially equipped vehicles.