Business Sites JL Heavy Industries is striving for rapid response to drastic market changes through each of its business sites. JL Heavy Industry [HQ] Goseong Guman Plant Geoje Obi Plant JL Heavy Industry [HQ] ADD 165, Duho 1-gil, Goseong-eup, Goseong-gun, Gyeongsangnam-doTEL 055-674-6897FAX 055-672-6896 JL Heavy Industry [Goseong Guman Plant] ADD 1586, Youngheo-ro, Guan-myeon, Goseong-gun, Gyeongsangnam-doTEL 055-672-6897FAX 055-672-0226 JL Heavy Industry [Geoje Obi Plant] ADD 473-15, Yeonhahaean-ro, Yeoncho-myeon, Geoje-si, Gyeongsangnam-doTEL 055-632-2111FAX 055-632-3111