Sumitomo Wiring Systems

The Sumitomo Wiring Systems Group practices the “Sumitomo's Corporate Philosophy,” “Basic Principles of Sumitomo Wiring Systems Group,” and “Sumitomo Wiring Systems Group Charter of Corporate Behavior” that form our corporate principles, and will develop business activities globally based on the “SWS WAY,” the core principle of Sumitomo's wiring harness business.