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

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    Company Information Top Page

    Company Information

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

    Company Information Top Page

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

  • Product Information

    Product Information Top Page

    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

    CSR Activities Top Page

    CSR Activities

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

    CSR Activities Top Page

    • Download CSR Reports
    • Sports support
    • Environmentally sound products
    • Your Opinion
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  • Company Profile

Company Profile

Company Overview Outlines the number of employees, capital, sales, etc
Officer List Lists Sumitomo Wiring Systems' officers
History Outlines the history of Sumitomo Wiring Systems since its foundation in 1917
Offices, Facilities, & Group/Affiliates Lists Sumitomo Wiring Systems' global and Japanese offices, facilities, and Group/Affiliates
  • Sumitomo Wiring Systems Offices
  • Facilities & Group/Affiliates Office
Company Information Top Page

Company Information

  • Greetings
  • Corporate Principles
  • SWS WAY
  • 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

  • 8 Priority Items in the Promotion of CSR Activities
  • Activity Report
  • Download CSR Reports
  • Environmentally sound products
  • Sports support
  • Your Opinion

Recruitment Information

Contact Us

SWS News

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  • Basic Policy regarding Specific Personal Information
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