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  • Company Name

    Sumitomo Heavy Industries Process Equipment Co., Ltd.

  • Headquarters

    ThinkPark Tower 25th Floor, 2-1-1 Osaki, Shinagawa Ward, Tokyo

  • In corporated

    February 27, 1987

  • President

    Shigeru Tajima

  • Business Activities

    Design, Manufacture, Sales, Installation, Modification, Repair, Maintenance and Engineering of the following main products

  • Capital

    480 million JP yen (100% invested by Sumitomo Heavy Industries,Ltd.)

  • Number of Employees

    240

  • Construction Permit

    • Minister of Land, Infrastructure, Transport and Tourism (Toku -1) No. 23184 Specific construction industry/ Steel structure contractors
      August 19, 2019 - August 18, 2024
    • Minister of Land, Infrastructure, Transport and Tourism (Toku -1) No. 23184 Specific construction industry/ Machinery and equipment installation contractors
      August 19, 2019 - August 18, 2024
    • Minister of Land, Infrastructure, Transport and Tourism (Toku -1) No. 23184 Specific construction industry/ Electric contractors
      August 19, 2019 - August 18, 2024
  • National Board

    ASME Registration Organization/ Registration No. 1696

  • U

    Acquisition:1974/ Registration No. 12,872/ Expiration date: June 24, 2026

  • U2

    Acquisition: 1974/ Registration No. 12,873/ Expiration date: June 24, 2026

  • ISO-9001

    Acquisition: November 10, 1993/ Approval Number(s): ISO 9001-0066624 / Expiration date: May 31, 2027

  • ISO-14001

    Acquisition: August 03, 1998/ Certficate No. 4661786/ Expiration date: January 31, 2025

  • China Certificate

    Acquisition: May 17, 2024/ Certficate No. TS2200G40-2027/ Expiration date: May 13, 2027

  • NK Group1

    Acquisition: June 7, 2022/ Registration No. 22EB005DF/ Expiration date: June 6, 2027

Factory and major facilities

Saijo Factory

Land Area
535,000 m2
Floor Space
48,000 m2

We manufacture large pressure vessels that are approved by ASME and various regulations. Our technologies allow for the welding of extremely thick materials and other such special materials.
By applying our large scale canning machine and welding technology, which we have developed through bridge engineering, we fabricate large steel structures with reliable manufacturing.

Saijo Factory
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