Sumitomo Electric raises InP substrate capacity target to 4.5 times 2024 levels by FY2029

Jenchieh Chiang, Taipei

Nov 3, 2026, 10:16 0

Credit: Sumitomo Electric Industries

Surging demand for optical communications driven by AI and data center expansion has prompted Japan's Sumitomo Electric Industries to accelerate production capacity expansion for indium phosphide (InP) substrates.

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