Wonjeong Engineering Co., Ltd.
  • About Us
    • Company Introduction
    • Company History
    • Patent Certification
  • Business Area
    • Water Treatment Maintenance
      • carbon
      • Resin
      • R/O Membrane
      • CEDI Module
      • UF/MF/MDG
    • Piping construction
      • Pipe Welding
      • Pipe Fusion
    • Business Area
      • Dredging
      • CCTV and Trenchless maintenance
    • Vacuum sewer system
  • Business Performance
    • ALL
    • Water Treatment Maintenance
    • Piping construction
    • Civil/Dredging
  • ESG Management
    • Sustainable Management Solutions
  • Customer Support
    • Customer Support
    • Notice
    • Technical Data Room
🇰🇷 KO 🇺🇸 EN
Customer Support

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Technical data room +
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2420
Wonjeong Engineering Homepage Renewal
2025.03.28
2419
Wonjeong Engineering Homepage Renewal
2025.03.28
2418
Wonjeong Engineering Homepage Renewal
2025.03.28
2417
Wonjeong Engineering Homepage Renewal
2025.03.28
2412
Wonjeong Engineering Homepage Renewal
2025.03.27
WONJUNGENG Co., Ltd.
  • About Us
  • Business Areas
  • Business Performance
  • ESG Management
  • Customer Support
  • Technical Data Room
  • Notice
  • Contact Us
WONJUNGENG Co., Ltd. Representative: Heo Geun-haeng Business Registration Number: 815-86-00503 Email: wonjungeng@wonjungeng.com
Hwaseong Business Office Main Phone: +82 31-234-8811 Fax: +82 31-224-0053 Address: 13, Banjeong-ro 150beon-gil, Hwaseong-si, Gyeonggi-do (Banjeong-dong)
Osan Business Office Main Phone: +82 31-373-8934 Fax: +82 31-373-8935 Address: 88 Jigotjungang-ro, Osan-si, Gyeonggi-do (Jigot-dong)
Copyright © WONJUNGENG Co., Ltd. All rights reserved.
A company that makes safe construction a part of life
WONJUNGENG We will solve your questions.

About WONJUNGENG various business information If you have any questions Please contact us at any time. We will respond as quickly and accurately as possible.

원정이엔지

    Items of personal information collected

    The company collects the following personal information for membership registration, consultation, service application, etc.

    • Items collected: Name, email, contact, content

    • Method of collecting personal information: Website (membership registration)

    Personal information Purpose of collection and use

    The company uses the collected personal information for the following purposes.

    • Contract performance regarding service provision and fee settlement according to service provision

    • Purchase and fee payment, delivery of goods or invoices, etc.

    You cannot make a phone call from your PC.
    Please call the number below.

    Hwaseong Business Office
    (Pipe construction)
    +82 31-234-8811
    Osan Business Office
    (Water treatment facility maintenance, Vacuum system, dredging)
    +82 31-373-8934