28th Asia and Oceania Federation of Obstetrics and Gynecology Congress

- Date: 2024. 5. 16 ~ 20
- Venue: Bexco
- Organized by: AOFOG 2024 Organizing Committee
- Attendance: 1,390

The 10th Korea-China Workshop on Nuclear Reactor Thermal-Hydraulics

- Date: 2023. 11. 26 ~ 29
- Venue: Ramada Plaza Jeju
- Organized by: Korea Atomic Energy Research Institute
- Attendance: 220

33rd World Congress on Ultrasound in Obstetrics and Gynecology

- Date: 2023. 10. 16 ~ 19
- Venue: Coex Convention Center
- Organized by: ISUOG 2023 Organizing Committee
- Attendance: 2,400

4th Global Soil Security Conference

- Date: 2023. 6. 26 ~ 29
- Venue: Sofitel Ambassador Seoul
- Organized by: Korean Society of Soil Science and Fertilizer
- Attendance: 300

2023 International Congress on Advances in Nuclear Power Plants

- Date: 2023. 4. 23 ~ 27
- Venue: Gyeongju Hwabaek International Convention Center
- Organized by: Korean Nuclear Society
- Attendance: 600

8th International Symposium on Soil Organic Matter

- Date: 2022. 6. 26 ~ 30
- Venue: Grand Walkerhill Seoul
- Organized by: Korean Society of Soil Science and Fertilizer
- Attendance: 390

2021 Korea Hydro Power Industry Day

- Date: 2021. 11. 18 ~ 19
- Venue: Elysian Gangchon
- Organized by: Korea Hydro Power Industry Association
- Attendance: 300

[Online] 2021 International Congress on Advances in Nuclear Power Plants

- Date: 2021. 10. 16 ~ 20
- Venue: Khalifa University, Abu Dhabi, UAE
- Organized by: Khalifa University of Science and Technology
- Attendance: 210

Civilian-Military-Government Consultative Organization Launching Ceremony and Drill for Flood Damage Prevention in North Han River

- Date: 2021. 5. 17
- Venue: Hwacheon Dam, Korea Hydro and Nuclear Power
- Organized by: Civilian-Military-Government Consultative Organization
- Attendance: 50

Completion Ceremony for First Modernization in Korea for Pumped Storage Power Plant

- Date: 2021. 4. 6
- Venue: Samrangjin Pumped Storage Power Plant, Korea Hydro and Nuclear Power
- Organized by: Samrangjin Pumped Storage Power Plant, Korea Hydro and Nuclear Power
- Attendance: 100

[Online] The 6th International Conference on Microneedles

- Date: 2020. 11. 10 ~ 11
- Venue: Online Conference
- Organized by: Microneedles 2020 Organizing Committee
- Attendance: 330

[Hybrid] The 12th Scientific Meeting for the Asian Australasian Society of Stereotactic and Functional Neurosurgery

- Date: 2020. 9. 17 ~ 19
- Venue: Gyeongju Hwabaek International Convention Center
- Organized by: AASSFN 2020 Organizing Committee
- Attendance: 220

Declaration Ceremony for the Multi-purpose Use of the Han River Water System Power-generating Dams for the Realization of Integrated Water Management

- Date: 2020. 6. 11
- Venue: Hangang Hydro Power Site, Korea Hydro and Nuclear Power
- Organized by: Hangang Hydro Power Site, Korea Hydro and Nuclear Power
- Attendance: 100

2019 CleanUp Korea

- Date: 2019. 12. 5 ~ 6
- Venue: EL Tower
- Organized by: Korean Society of Soil and Groundwater Environment
- Attendance: 220

Zero Energy Mass Custom Home 2019 International Conference

- Date: 2019. 11. 26 ~ 28
- Venue: The Korean Federation of Science and Technology Societies
- Organized by: ZEMCH 2019 Organizing Committee
- Attendance: 290

The 16th Asian-Australasian Advanced Course in Paediatric Neurosugery

- Date: 2019. 10. 31 ~ 11. 3
- Venue: Sheraton Hsinchu Hotel, HsinChu, Taiwan
- Organized by: AAACPN 2019 Organizing Committee
- Attendance: 100

Asia Nutrition Forum 2019

- Date: 2019. 10. 16 ~ 18
- Venue: Seoul Dragon City
- Organized by: BIOMIN Asia
- Attendance: 280

Symposium on Water Chemistry and Corrosion in Nuclear Power Plants in Asia 2019

- Date: 2019. 9. 24 ~ 27
- Venue: Grand Ambassador Seoul Pullman
- Organized by: Korean Nuclear Society
- Attendance: 180

Vision Declaration Ceremony for Water Power Industry in Republic of Korea

- Date: 2019. 6. 27
- Venue: SEAMARQ Hotel
- Organized by: Hydro Power Department, Korea Hydro and Nuclear Power
- Attendance: 360

Soils of Urban, Industrial, Traffic, Mining and Military Areas

- Date: 2019. 6. 16 ~ 21
- Venue: University of Seoul
- Organized by: SUITMA10 Organizing Committee
- Attendance: 180

3rd Congress of Asian Australasian Society for Pediatric Neurosurgery

- Date: 2019. 5. 17 ~ 19
- Venue: Songdo Convensia
- Organized by: Asian-Australasian Society for Pediatric Neurosurgery
- Attendance: 150

2019 World Federation for Medical Education World Conference

- Date: 2019. 4. 7 ~ 10
- Venue: Grand Walkerhill Seoul
- Organized by: Korea University College of Medicine & WFME 2019 Organizing Committee
- Attendance: 820

15th Asian-Australasian Advanced Course in Pediatric Neurosurgery

- Date: 2018. 11. 8 ~ 11
- Venue: Hotel Lake View Mito, Mito, Japan
- Organized by: AAACPN 2018 Organizing Committee
- Attendance: 100

14th Asian-Australasian Advanced Course in Pediatric Neurosurgery

- Date: 2017. 12. 7 ~ 10
- Venue: The-K Hotel Seoul
- Organized by: Asian-Australasian Society for Pediatric Neurosurgery
- Attendance: 200

2017 KOMISS International Symposium & Hands-on Cadaver Workshop for Endoscopic Spine Surgery

- Date: 2017. 12. 1 ~ 3
- Venue: Songdo Convensia
- Organized by: 2017 KOMISS Int'l Organizing Committee
- Attendance: 300

5th Meeting of the Asian Leksell Gamma Knife Society

- Date: 2017. 11. 2 ~ 4
- Venue: Lotte City Hotel Jeju
- Organized by: ALGKS 2017 Organizing Committee
- Attendance: 210

GLOBAL 2017 International Nuclear Fuel Cycle Conference (GLOBAL 2017)

- Date: 2017. 9. 24 ~ 29
- Venue: Grand Walkerhill Seoul
- Organized by: Korean Radioactive Waste Society
- Attendance: 490

6th Asia-Pacific Symposium on Radiochemistry

- Date: 2017. 9. 17 ~ 22
- Venue: International Convention Center Jeju
- Organized by: Korean Nuclear Society
- Attendance: 380

2017 Water Reactor Fuel Performance Meeting

- Date: 2017. 9. 10 ~ 14
- Venue: Ramada Plaza Jeju
- Organized by: Korean Nuclear Society
- Attendance: 320

2nd Congress of Asian Australasian Society for Pediatric Neurosurgery

- Date: 2017. 3. 24 ~ 26
- Venue: Hotel J.W. Marriott, Juhu, Mumbai
- Organized by: Asian-Australasian Society for Pediatric Neurosurgeon
- Attendance: 300

5th Biennial Scientific Meeting of Asia Cornea Society 2016

- Date: 2016. 12. 9 ~ 11
- Venue: Grand Walkerhill Seoul
- Organized by: ACS 2016 Organizing Committee
- Attendance: 1,180

13th International Conference on Probabilistic Safety Assessment and Management

- Date: 2016. 10. 2 ~ 7
- Venue: Grand Walkerhill Seoul
- Organized by: Korean Nuclear Society
- Attendance: 480

23rd International Maritime Pilots' Association Congress

- Date: 2016. 9. 25 ~ 30
- Venue: Grand Walkerhill Seoul
- Organized by: Korea Maritime Pilots' Association
- Attendance: 320

16th International Meeting on Chemical Sensors

- Date: 2016. 7. 10 ~ 13
- Venue: Ramada Plaza Jeju
- Organized by: Korean Sensors Society
- Attendance: 470

5th World Congress of Minimally Invasive Spine Surgery & Techniques

- Date: 2016. 6. 1 ~ 4
- Venue: International Convention Center Jeju
- Organized by: WCMISST 2016 Organizing Committee
- Attendance: 480

6th International Conference on Construction Engineering and Project Management

- Date: 2015. 10. 11 ~ 14
- Venue: Paradise Hotel Busan
- Organized by: Korea Institute of Construction Engineering and Management
- Attendance: 420

World Academy of Neurological Surgery Interim Meeting

- Date: 2015. 4. 17 ~ 18
- Venue: Kensington Hotel&Resort Jeju
- Organized by: World Academy of Neurological Surgery
- Attendance: 50

14th Asian Australasian Congress of Neurological Surgeons

- Date: 2015. 4. 15 ~ 18
- Venue: International Convention Center Jeju
- Organized by: AACNS 2015 Organizing Committee
- Attendance: 1,600

3rd Asian Conference on Endometriosis

- Date: 2014. 10. 24 ~ 26
- Venue: The Catholic University of Korea
- Organized by: ACE 2014 Organizing Committee
- Attendance: 260

15th World Congress of Neurosurgery

- Date: 2013. 9. 8 ~ 13
- Venue: 코엑스 (Coex)
- Organized by: WFNS 2013 Organizing Committee
- Attendance: 4,220

2013 International Congress on Advances in Nuclear Power Plants

- Date: 2013. 4. 14 ~ 18
- Venue: Lotte Hotel Jeju
- Organized by: Korean Nuclear Society
- Attendance: 700

2012 Korea Healthcare Congress

- Date: 2012. 10. 23 ~ 25
- Venue: Grand Hilton Seoul
- Organized by: Korean Hospital Association
- Attendance: 1,500

SPIE Global Congress on Nanosystems in Engineering and Medicine

- Date: 2012. 9. 10 ~ 13
- Venue: Songdo Convensia
- Organized by: SPIE 2012 Organizing Committee
- Attendance: 300

International Conference Commemorating the 20 Years of Korea-China Diplomatic Relations

- Date: 2012. 7. 19 ~ 20
- Venue: Korea Chamber of Commerce and Industry & The Plaza Seoul
- Organized by: Korea Foundation for Advanced Studies
- Attendance: 870

Annual Symposium of the International Association for Shell and Spatial Structures

- Date: 2012. 5. 21 ~ 24
- Venue: Hotel Prima Seoul
- Organized by : Korean Association for Spatial Structures
- Attendance: 350

Completion Ceremony of Cheongpyeong Hydroelectric Power Plant Unit 4

- Date: 2012. 2. 8
- Venue: Cheongpyeong Hydroelectric Power Plant
- Organized by: Korea Hydro and Nuclear Power
- Attendance: 200

5th Japanese-Korean Joint Stroke Conference

- Date: 2011. 10. 28 ~ 30
- Venue: Grand Hilton Gyeongju
- Organized by: Korean Stroke Society
- Attendance: 500

2011 International Nuclear Energy Olympiad

- Date: 2011. 9. 26 ~ 30
- Venue: Palace Hotel Seoul
- Organized by: Korea Nuclear Energy Promotion Agency
- Attendance: 150

1st Spine and Pain Symposium of the Gyeonggi Spine Society

- Date: 2011. 3. 12
- Venue: Ajou University
- Organized by: Gyeonggi Spine Society
- Attendance: 250

38th Annual Meeting of International Society for Pediatric Neurosurgeons

- Date: 2010. 10. 30 ~ 11. 4
- Venue: Hotel Shilla Jeju
- Organized by: Korean society for Pediatric Nuerosurgery
- Attendance: 430

7th World Stroke Congress

- Date: 2010. 10. 13 ~ 16
- Venue: Coex Convention Center
- Organized by: World Stroke Organization
- Attendance: 2,680

2010 WiN-Global Annual Conference

- Date: 2010. 5. 9 ~ 14
- Venue: Paradise Hotel Busan
- Organized by: WiN-Korea
- Attendance: 310

Korea Power Industry Conference 2009

- Date: 2009. 12. 2 ~ 3
- Venue: Coex Convention Center
- Organized by: KEPCO and 7 Power Generation Companies
- Attendance: 2,000

2009 INS 10th World Congress in Seoul

- Date: 2009. 9. 12 ~ 15
- Venue: Grand Hilton Seoul
- Organized by: International Neuromodulation Society
- Attendance: 800

4th UN Silk Road Mayors' Forum

- Date: 2009. 5. 27 ~ 29
- Venue: Pyeongtaek
- Organized by: Pyeongtaek City
- Attendance: 500

9th Asian-Oceanian International Congress on Skull Base Surgery

- Date: 2008. 11. 6 ~ 8
- Venue: Paradise Hotel Busan
- Organized by: Korean Skull Base Society
- Attendance: 380

ISO TC184-SC4 Meeting

- Date: 2008. 11. 2 ~ 3
- Venue: Paradise Hotel Busan
- Organized by: Korea STEP Center
- Attendance: 300

2008 Water Reactor Fuel Performance Meeting

- Date: 2008. 10. 19 ~ 23
- Venue: Renaissance Hotel Seoul
- Organized by: Korean Nuclear Society
- Attendance: 310