03 February 2022

Fact Book FY2021 3rd Edition

Investor Relations

Fact Book FY2021 3rd Edition is now available.

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Products & Technology

Sumitomo Electric Kicks Off the Installation of 525 kV DC Underground Cable for Germany's Corridor A-Nord Project

11 July 2025

Sumitomo Electric Exhibits Cutting-Edge Technologies Contributing to a Safe, Comfortable, and Green Society at the 3rd China International Supply Chain Expo（CISCE 2025）

09 July 2025

Sumitomo Electric’s Yoshinori Yamamoto Receives the 2025 Distinguished Service Award from the Telecommunication Technology Committee

08 July 2025

Sumitomo Electric Elucidates Electron Scattering Mechanism in Heterojunctions of Novel Nitride Semiconductors —Improved Performance of GaN-HEMTs Paves the Way for Advances in Next-Generation High-Frequency Communications Technology—

07 July 2025

Investor Relations

Notice of the Resolutions of the 155th General Meeting of Shareholders

27 June 2025

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