Daegun Tech
South Korean manufacturer of industrial cable harnesses, large-format LPBF metal 3D printers, and precision machinery for aerospace, defense, medical, and semiconductor industries.
- CEO / Founder
- Ki-Soo Shin (Shin Ki-soo)
- Team Size
- 51-200
- Stage
- Growth Stage
- Latest Round
- Bootstrapped
Technology & Products
Key Products
dpert M135/M270/M410/M500/M800 series LPBF metal 3D printers; Mg80 magnesium powder 3D printer; PEEK powder SLS 3D printer; MyD S140/S160/P250 FDM 3D printers; industrial cable harness assemblies (aerospace, defense, semiconductor, energy); chip mounter (SM series); wire EDM machines; hot press equipment.
Technical position · AMPulse analysis
40+ registered IP rights; in-house R&D center designated as Changwon's top research team (2021); joint development with University of Washington on metal AM; ISO 9001/14001, DQMS (defense), KS Q 9100 (aerospace) certified; INNO-BIZ and Venture Company certified.
Patent position
Daegun Tech's filings rose 9%, from 11 families in 2019 to 2021 to 12 in 2022 to 2024, while tracked AM filings in the same patent offices fell 34%. Powder bed fusion share fell from 78% to 63%, and equipment share from 91% to 75%. AMPulse analysis
- Filing momentum
- 12 families filed 2022–2024, 11 in 2019–2021 (+9%); all tracked AM filings in the same offices -34%
- Process mix, 2019–2021 → 2022–2024
- Powder bed fusion 78% → 63%
- Focus, 2019–2021 → 2022–2024
- Equipment 91% → 75%Materials 73% → 75%
- Filed in
- KR 95%WO 5%
- Named competitors, AM patent families
- Sintavia 3
43 AM patent families in total. Recent years are still being published, so read a filing change against the same-office figure.
Differentiation
Value Proposition
Domestically developed large-format LPBF metal 3D printers (up to 800mm build size) combined with high-reliability cable harness manufacturing for aerospace, defense, and industrial applications.
How They Differentiate
World-first magnesium powder 3D printer; Korea's largest build-volume LPBF system (800mm); vertically integrated manufacturing (cable harnesses + 3D printing + precision machinery); all-ball-screw drive system for FDM printers; supplies cable harnesses for Korea's Nuri rocket and naval vessels.
Market & Competition
Target Customers
Aerospace & defense contractors, semiconductor equipment manufacturers, medical device companies, automotive OEMs, energy sector, research institutions, and educational organizations.
Industry Verticals
Aerospace & Defense; Semiconductor; Medical; Automotive; Energy (nuclear/solar); Machine Tools; Education & Research
Competitors
Sintavia (US metal AM); SLM Solutions / Nikon SLM (large-format LPBF); Wemac (Korean metal AM competitor)
Growth & Milestones
Growth Metrics
2025 revenue ~KRW 45.7B (~$33M); ~171-191 employees; cumulative exports $40M+; 30+ patents.
Major Milestones
1998: Company founded; 2004: Incorporated as (주)대건테크; 2014: Launched own-brand MyD FDM 3D printers; 2015: Government grant for PCB 3D printer development; 2016: Established Japan branch; 2017: World-first magnesium powder 3D printer (Mg80) developed; 2018: Designated Global Strong Small Business by Ministry of SMEs; 2020: $5M export tower award; 2021: R&D center named Changwon's top research team; 2022: CEO Shin Ki-soo received Dongtan Industrial Medal; 2025: Revenue reached ₩45.7B (~$35M)
Notable Customers
Korea Aerospace Industries (KAI); Hanwha Aerospace (Nuri launch vehicle); Samsung (semiconductor equipment); Doosan Infracore; Republic of Korea Navy (KDX-III destroyer, PKX-B patrol boat); Astronics (US aerospace)
Recent coverage of Daegun Tech
- Daekeon Tech's 3D-printed nuclear reactor impeller completes 18 months of flawless operation at Saeul Unit 1v.daum.net
- Daegun Tech has completed 18 months of defect-free operation for a 3D-printed nuclear power plant component at Saeul Uni...knnews.co.kr
- Daegun Tech reports 18 months of defect-free nuclear operation for 316L metal PBF impellerkukinews.com
- Daegeon Tech 3D prints STS316L multi-vane impeller for KHNP nuclear plant, cutting part lead time from 18 monthsnews.nate.com
- Daegeon Tech unveils metal PBF-LB printers at ME2026, targets defense, aerospace, and mold markets in Southeast Asiakidd.co.kr
AM patents
AM-relevant patents linked to this company.
- Patents
- 43
- Granted
- 26
- Families
- 43
Leading domains: process (43), equipment (34), material (26)
Filings by year: 2025: 1 · 2024: 6 · 2023: 2 · 2022: 4 · 2021: 1 · 2020: 6
- 3D 프린터의 블레이드 수평도를 조정하기 위한 레벨링 장치1020250195314 · KR
- 3차원 라떼아트 프린터1018625210000 · KR
- 금속 3D 프린터1020180081278 · KR
- 3D프린터용 분말 공급시스템1021606830000 · KR
- 3D프린터용 슬라이딩방식 분말층 형성장치1022045740000 · KR