Sumitomo Wiring System, Ltd. Sumitomo Wiring System, Ltd.

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    Company Information

    Sumitomo Wiring Systems operates on the global stage in over 30 countries, with automotive wiring harnesses as its core business.

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    • Greetings
    • Corporate Principles
    • Corporation strategy
    • Company Profile
    • SWS's 100th Anniversary Special content
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  • Product Information

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    Product Information

    Sumitomo Wiring Systems, Ltd. cooperates to make a better society through technology and high-quality products.

    Product Information Top Page

    • Wiring Harnesses for Automobiles
    • Electric Wires and Cables for Automobiles
    • Components for Wiring Harness
    • Electronic Products
    • Products for HVs and EVs

  • Technology creating the future

    Technology creating the future Top Page

    Technology creating the future

    Sumitomo Wiring Systems, Ltd. reveals the future of automobiles, by connecting cars, people, and society to create unprecedented convenience.

    Technology creating the future Top Page

    • “Electrification” for the preservation of the environment
    • “Connected cars” : increasing the level of convenience
    • The “Autonomous car” and its contribution to safety

  • CSR Activities

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    CSR Activities

    With the "Conect with the Best" spirit, we will contribute to establish a sustainable society, and a bright future.

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CSR Activity Report

  • October15, 2018 General Release of SWS's CSR Report 2018 NEW Release of SWS's CSR Report 2018
  • image February15, 2018 Contributing to Local Communities Notice of employment of top sport-climbing athlete Notice of employment of top sport-climbing athlete

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CSR Activities Top Page

Company Information

  • Greetings
  • Corporate Principles
  • Corporation strategy
  • Company Profile
  • SWS's 100th Anniversary Special content
  • Ad & Video gallery

Product Information

  • Wiring Harnesses for Automobiles
  • Electric Wires and Cables for Automobiles
  • Components for Wiring Harness
  • Electronic Products
  • Products for HVs and EVs

Technology creating the future

  • “Electrification” for the preservation of the environment
  • The “Autonomous car” and its contribution to safety
  • “Connected cars” : increasing the level of convenience

CSR Activities

  • Top message
  • CSR Management
  • Sports support
  • Your Opinion

Recruitment Information

Contact Us

SWS News

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