03 February 2022

Fact Book FY2021 3rd Edition

Investor Relations

Fact Book FY2021 3rd Edition is now available.

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Response Status to Fire Incident at Osaka Works and Resumption of Operations

06 June 2025

Sumitomo Electric and Osaka Metropolitan University Successfully Fabricate GaN-HEMT on 2-Inch Polycrystalline Diamond Substrate, Enhancing Capacity and Reducing Power Consumption for Core Communication Devices

30 May 2025

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Assistance regarding the Earthquake Damage in Myanmar

30 May 2025

Sumitomo Electric Successfully Completes its First Vanadium Redox Flow Battery at a Community Microgrid in Kyushu, Japan —Toward the Realization of the "Zero Carbon City" Concept in Minamikyushu City—

29 May 2025

World Record Achieved in Transmission Capacity and Distance: With 19-core Optical Fiber with Standard Cladding Diameter 1,808 km Transmission of 1.02 Petabits per Second

29 May 2025

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