Corporate History

2014

Established SD Marine Co., Ltd.

Fre-earth development begins

Patent registration (amphibious boat)

Registered as Venture company

Won KIMA WEEK 'Boat of the Year' Award by Ministry of Maritime Affairs and Fisheries

2015년

Gyeonggi International Boat Show - Gyeonggi Governor's Merit Award

Patent Registration (Automatic Amphibious Boat Conversion Gear System)

Industry-Academic Cooperation Agreement (Ocean Network + Youngsan University)

2016년

Fre-earth Red prototype development completed

Gyeonggi International Boat Show - Product of the Year Award

development of six-wheel amphibious boats

2017년

-Busan International Boat Show - Boat of the Year Award

Patent Registration (AUTO Steering)

'SMBA' R&D (Catamaran Amphibious)

'KOEM' R&D Progress (Electrical and Electronic Oil skimmer)

2018년

Gyeonggi International Boat Show - 'Idea of the Year' Award

delivery of SD MARK 5 Prototype

Development and delivery of educational Oil Skimmer

Signed an overseas agency contract (Kuwait & Saudi Arabia)

Signed Chungcheongnam-do MOU

Signed Seocheon-gun (1.3-2 billion won) MOU

2019년

Patent registration (electrically driven self-propelled skimmer)

delivery of KOSED-65 (KOEM)

Contract with overseas agencies (15 countries)

Acquired NET (New Excellent Technology) certification

Acquisition of Main Business Certification (Innovative Enterprise) certification

Acquired ISO 9001, 140001 certification

Acquired certification of research department

Selection of promising startups by the 'MOF'

2020년

Development of KOSEP-30 electric-driven oil pump (R&D ‘KOEM’)

delivery of KOSED-65 (KOEM)

Construction and delivery of a four-ton twin- barrel ship (Samsin Sky Co., Ltd.)

Patented (two-body amphibious trailer)

Expansion and relocation of factories and laboratories

KOSED-65,100 Procurement Agency Innovation Products Selection (FT3)

2021년

KOSED-65 Ex. Delivery (Hanjin Heavy Industries Co., Ltd.)

delivery of KOSED-100 (KOEM)

KOSED-15 Development completed (R&D ‘KOEM’)

Product Export Marketing Progress (KOSED Series)

KOSED-15 KOSED-65,100 Procurement Agency Innovation Products Selection (FT3)

2022년

Participate in the Netherlands INTERSPILL exhibition

delivery of KOSED-100 (Korea Coast Guard-2units)

delivery of KOSED-15 (Korea Environment Corporation-8unit)

delivery of KOSED-15,KOSED-100 (KOEM-3unit)

Acquisition of patent for smart skimmer by Marine Environment Corporation

KOSED-100 Successful trial use of innovative products

2023년

Change of company name SUNGDONG OCEAN TECH., Inc

Company expansion relocation Gaon Biz Tower,120 Daehwa-ro, Daedeok-gu, Daejeon,

Development of KOSEP-15 electric-driven oil pump (R&D ‘KOEM’)

KOSED-15 Excellent Defense Product Selection

Participate in the SPILLCON exhibition in Australia

delivery of KOSED-15(Ministry of National Defense-1unit)

delivery of KOSED-15 (Korea Environment Corporation-2unit)

delivery of KOSED-100 (Korea Environment Corporation-4unit)

Patent registration (ship residual oil recovery device)

Acquisition of new marine and fisheries technology NET (high viscosity, oil transfer, DC pump)

2024년

Expansion of 2 rooms at SUNGDONG OCEAN TECH., Inc

Participate in the IOSC exhibition in the United States

delivery of KOSED-100 (KOEM-10unit)

delivery of KOSED-100(YUDALship-1unit)

Promote equipment training for branches nationwide in charge of the control department of the Korea Maritime Police Agency's Metropolitan Control Support Center

Marine Police participate in the June disaster prevention exercise

SBDC Small and Medium Business Distribution Center KOSED-15,100 pilot product selection

Selection of pilot purchase products by the Ministry of SMEs and Startups (portable coastal spill pollutant recovery device)

Selection of excellent products by Public Procurement Service (oil recovery machine)