Sumitomo

Manufacture and sales of products related to ; automotive, electronics, infocommunications, industrial materials, and environment & energy. Sumitomo Electric Industries, Ltd. manufactures electric wires, cables, and their related equipment. The Company’s products include optical fibers, wire harnesses, antennas for broadcasting stations, and electric monitoring systems. Sumitomo Electric also produces disc brakes and antilock braking systems for automobiles and printed circuit board.