Sumitomo Electric Device Innovations U.S.A., Inc.
West Coast（Headquarters）
2355 Zanker Rd. San Jose, CA 95131-1138, U.S.A.
Tel: （408）232-9500　Fax: （408）428-9111

East Coast
4021 Stirrup Creek Drive, Suite 200, Durham, NC 27703, U.S.A.
Tel: (919) 361-1600 FAX: (919)361-1619

Sumitomo Electric Europe Ltd.
220 Centennial Park, Elstree WD6 3SL United Kingdom
Tel: +44 (0)20 89538118 Fax: +44 (0)20 89538228

Sumitomo Electric Europe Ltd. (Italy Branch)
Piazza Don E. Mapelli, 60 - 20099 Sesto San Giovanni,
Milano - Italy
Tel: +39-02-496386-01　Fax: +39-02-496386-25

Sumitomo Electric Asia, Ltd.
Room 2624-2637, 26/F., Sun Hung Kai Centre, 30 Harbour Road, Wanchai, Hong Kong
Tel: （852）2576-0080　Fax: （852）2576-6412

Sumitomo Electric Photo-Electronics Components (Suzhou), Ltd.
No.199, Putuoshan Road, SND, Suzhou, Jiangsu, P.R.China
Tel: +86-512-6607-0768　Fax: +86-512-6607-0638