Global Strategy

Sumitomo Electric Semiconductor Materials,Inc.
(Oregon/U.S.A.)

SEI Electronics Materials, Ltd.
(Hsinchu/Taiwan)

SEI Interconnect Products (Europe) Ltd.
（Hamburg/Germany）

Sumitomo Electric Industries, Ltd.
Semiconductor Plant II (Itami/Japan)

Sumiden Semiconductor Materials Co.,Ltd.
(Kobe/Japan)