D-I INDUSTRIAL Co., Ltd. is the leading manufacturer

of marine transmission, marine steering system and power take-off

in South Korea since 1990.

Core Technology

Design, Interpretation, Manufacturing, appreciation of gear and transmission
Spur, helical, Conical(Beveloid)
Hydraulic friction clutch


Design, Interpretation, Manufacturing, Appreciation of Side Thruster


Design, Manufacturing, Appreciation of Steering System
Helm Pump, Cylinder


Company D-I industrial CO.,LTD.
Address 13, 1367beongil, Namgangro, Jinju-si, Gyeongnam, South Korea
URL E-mail
Contact TEL. +82 55-755-9928       FAX. +82 55-755-9188
Foundation 1990.5.14

Manufacture / Marine Transmission, PTO, Side Thruster, Steering System

Import / Flexible Coupling, Side Thruster, Electronic Lever, Hydraulic pump

Incorp. Foundatrion 2004.1.1 R&D Foundation 2005.6.8
Company Registration No. 613-81-33704 Incorp. registration No. 191111-0030177
Employee 95 R&D 18
Capital 2,274 KRW Revenue 2022′ 27,297M KRW
Main Customer

Doosan Infracore, GPH, Changheung, Deadong Marine Tech

ISUZU motor., Mitsubishi Heavy ind., Hitachi NICO, Masson Marine

Ashok, Baudouin, Sole diesel, Weichai