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Customer Support

Persons in Charge

  • Domestic Sales in Charge
    Sung-ju Park

    TEL : (+82) 31-224-7595

    E-mail : sjp0618@hanmail.net

  • Oversea Sales in Charge
    Tony Jeong

    TEL : (+82) 31-224-7595

    E-mail : kj1237@hanmail.net

  • Research Center
    Yong-wook Choi

    TEL : : (+82) 31-224-7596

    E-mail : yongwookchoi@hanmail.net

  • Head Office (Ulsan Plant)
    Hyo-jeong Jang

    TEL : (+82) 52-264-8586

    E-mail : kj1237@keumjung.com

  • Okcheon Plant
    Min-ho Park

    TEL : (+82) 43-733-9733

    E-mail : minho2025@hanmail.net

  • Onsan Plant
    Gwang-tae Lee

    TEL : (+82) 52-237-2580

    E-mail : kjos1237@keumjung.com