Sumitomo Electric
  • Sumitomo Electric

  • Country: Japan
  • Type: Commercial
  • Website: www.sei.co.jp
  • Update: 05-02

Sumitomo Electric Industries, Japan's largest cable company, was founded in 1897, initially producing copper sheets and wires, but now focuses on various types of wires used in automobiles, telecommunications, electronics, environmental energy, and other fields.

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