COMPANY

Company

SEOWON COMPANY

History

1997 — 2023

Building trust
through technology

Seowon has advanced through continuous product development, certification and responsible manufacturing.

1997 FOUNDED
26+ YEARS OF PROGRESS
30 MILESTONES
Company Certification Award Patent R&D

  1. Patent No. 2025-0144799 registered for a sewer pipe with improved rigidity and dimensional stability and its manufacturing method

  2. Venture Business confirmation (Venture Business Confirmation Institution)

  3. Technology Protection Service certification (Korea Association for Industrial Technology Security)

  4. Technology Innovation Business (Inno-Biz) confirmation (Ministry of SMEs and Startups)

  5. Patent application No. 2025-0102469 filed for an easily sealable multipurpose pipe incorporating a rubber ring

  6. Materials, Parts and Equipment Specialized Company confirmation (Korea Evaluation Institute of Industrial Technology)

  7. Patent application No. 2024-0202959 filed for an easily sealable multipurpose pipe

  8. Management Innovation Business (MAIN-BIZ) confirmation (Ministry of SMEs and Startups)

    Family-Friendly Company certification (Ministry of Gender Equality and Family)

    EGC Excellent SME certification (Korea Commission for Corporate Partnership)

  9. Patent No. 10-2714185 registered for a double-structure sewer pipe manufacturing apparatus and a double-structure sewer pipe manufactured thereby with a reduced roughness coefficient and improved strength

  10. Corporate Research and Development Department recognition (Korea Industrial Technology Association)

  11. ISO 45001 Occupational Health and Safety Management System certification changed to the Korean Standards Association

  12. Root Industry Company confirmation (Korea Institute of Industrial Technology)

  13. Jeollanam-do Governor Commendation

  14. ISO 45001 Occupational Health and Safety Management System certification (IGC)

  15. Women-owned Business confirmation (Gwangju and Jeonnam Regional Office of SMEs and Startups)

  16. Public Procurement Service Administrator Commendation

  17. KS C 8455 certification for corrugated rigid polyethylene conduits

  18. KS M 3500-1 certification for non-pressure buried structured polyethylene pipes for drainage and sewerage, Part 1: Double-wall pipes

    KS M 3500-2 certification for non-pressure buried structured polyethylene pipes for drainage and sewerage, Part 2: Multi-wall pipes

  19. KPS M 2020 Group Standard product certification for structured plastic perforated pipes

  20. KPPS M 306 Group Standard product certification for impact-resistant unplasticized polyvinyl chloride sewer pipes

  21. KS M 3404 certification for unplasticized polyvinyl chloride pipes for non-pressure applications

  22. KC Hygiene and Safety Standards certification (Korea Water and Wastewater Works Association)

  23. KS M 3408-2 certification for plastic piping systems for water supply

  24. KPS M 2017 Excellent Group Standard product certification for plastic sewer pipe couplings

  25. Patent No. 1260678 registered for a manufacturing method and apparatus for high-strength foamed multi-wall pipe and the high-strength foamed multi-wall pipe

  26. KS I ISO 14001 Environmental Management System certification (Korean Standards Association)

  27. Prime Minister Commendation

  28. Deputy Prime Minister and Minister of Finance and Economy Commendation

  29. Minister of Commerce, Industry and Energy Commendation

  30. KS Q ISO 9001 Quality Management System certification (Korean Standards Association)

  31. Excellent Group Standard product certification for structured polyethylene sewer pipe

  32. Seowon Co., Ltd. incorporated with capital of KRW 600 million

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