2019.11.8.-11.10. Invited Speaker and Moderator for the 2019 The Korean Society of Plastic and Reconstructive Surgeons (PRS KOREA) @ Grand Intercontinental Seoul Parnas, Seoul, Korea
- Moderator Session: Nasal Envelope Management for Secondary Nose
- Septal Reinforcement : Spreader and batten graft

2019.10.13. Invited Speaker for the 15th Busan Aesthetic Plastic Symposium @ Busan University Hospital Emergency Center Auditorium, Busan, Korea
- Secondary rhinoplasty - Upturned nose correction

2019.7.21. Invited Speaker for the Seoul Rhinoplasty Forum 2019, SRF @ St. Mary's Hospital, Seoul, Korea
- SESSION 5: VIDEO THEATER-FRAMEWORK INTERVENTION
- SESSION 7: HOT DISCUSSION: SECONDARY CASES with Dr. Soonjae Yang

2019.4.6.-4.7. Invited Speaker for the Aesthetic Plastic Surgery 2019, KSAPS @ Coex, Seoul, Korea
- Moderator Session: My Concerns about Asian Rhinoplasty [0407]
- Volume adding for pinched tip [0406]

2018.11.09.-11.11. Invited Speaker for the 2018 The Korean Society of Plastic and Reconstructive Surgeons (PRS KOREA) @ (Grand Intercontinental Hotel, Seoul, Korea)
- Nasal Tip Structuring and Contouring: Various Factors Determining Naturalness

2018.07.18.-07.21. Invited Speaker for the 2018 The 16th International Congress of OSAPS in conjunction with ISAPS Symposium, The 10th National Congress and 22nd Annual Scientific Meeting of InaPRAS
@ (Bali Nusa Dua Convention Center, Indonesia)
- Alar base reduction - approaches according to the alar, lobule shape

2018.04.07.-04.08. Invited Speaker for the 2018 Korea Aesthetic plastic surgery (Kaps) @ Coex intercontinental, Seoul
- Augmentation in cases of thin skin
- Fat redistribution for upper eyelid aesthetics

2017.11.10.-11.12. Invited Speaker for the 75th KSPRS Conference @ Grand Intercontinental Seoul Parnas, Seoul, Korea
- Tip Extension Suture for Asian Rhinoplasty

2017.09.07. Invited Speaker for the KSPRS Daejeon-Chungcheong Symposium @ Dankook University, Cheonan, Korea
- Nasap Tip Contouring for Asians

2016.11.17.-11.20. Invited Speaker for the 74th KSPRS Conference, 50th Anniversary @ Coex, Seoul, Korea
- Customized augmentation rhinoplasty according to the individual facial profile

2016.10.30. Invited Speaker for the Korea-China Primary & Revision Rhinoplasty Live Surgery Demonstration 2016 @ Suzhou, China
- Effective Applications of Autogenous Cartilage for Contracted Nose Part.1

2016. 10. 23. Invited Speaker for the 2016년 제2차 대한성형외과학회 연수교육 @가톨릭대학교 서울성모병원 의생명산업연구원 2층 대강당
- Nasal tip-plasty : My personal techniques

2016.07.17. Invited Speaker for the Seoul Rhinoplasty Forum 2016 @ Catholic University St.Mary's Hospital, Seoul, Korea
- Managing implant near the tip

2016. 6. 25.-6.26. Invited Speaker & Live Surgery for the18th Severance Aesthetic Plastic Surgery Symposium @ Severance Hospital, Seoul, Korea
- Predicting the amount of lengthening of nose using septal extension graft
- Effective septal extension graft for asian rhinoplasty (live surgery)

2016.06.11. Invited Speaker for the 13th Asan Plastic Surgery Symposium @ Ulsan University, Korea
- Effective septal extension graft for Asian rhinoplasty
2016. 4. 23.~25. Invited Speaker for the 2nd Korea-China Aesthetic Plastic Surgery Forum, KAPS @ Shanghai, China
- Outline of Procedures for Nasal Tip Extension in Asian Rhinoplasty

2016. 3. 12. Invited Speaker for the Aesthetic Plastic Surgery 2016, 34th Congress, KSAPS @ Coex, Seoul, Korea
- Pitfalls of septal extension graft

2016. 2. 27. Invited Speaker for the 27th Plastic Surgery Gangnam Conference @ Gangnam Severance Hospital, Seoul, Korea
- Choosing Procedures for Tip-plasty : My Algorithmic Approach

2015. 12. 11.~12.13. Invited Speaker for the 4th Academic conference of CMDA on Rhinoplasty @ Guangzhou, China
- Various procedures for improving long-term result of rhinoplasty

2015. 11. 21 Invited Speaker for the 62nd Hanyang Symposium @ Hanyang University Hospital, Seoul, Korea
- Various procedures for improving long-term result of rhinoplasty

2015.11.14.-11.15. Moderator for the 73rd KSPRS Conference @ K Hotel, Seoul, Korea
- Issues and Various Application of Dermofat Graft in the Augmentation Rhinoplasty

2015.10.17 Invited Speaker for the 2015 1st International Micro Plastic and Facial Rejuvenation Symposium @ Hyatt Regency Tianjin East, China
- Micro fat graft : Useful tool for balancing the facial contour and rejuvenation

2015.08.23. Invited Speaker for the Seoul Rhinoplasty Forum 2015 @ Kim Koo Museum & Library, Seoul, Korea
- Very weak tip tripod

2015. 8. 9. Invited Speaker for the 12th KAPS Symposium @ Catholic University St.Mary's Hospital, Seoul, Korea
- Simple rhinoplasaty : Septal extension method

2015. 3. 29 Invited Speaker for the Aesthetic Plastic Surgery 2015, 33rd Congress @ K Hotel, Seoul, Korea
- Suture techniques in nasal tip plasty

2014. 11.07.-11.09. Invited Speaker for the 72nd KSPRS Conference @ K Hotel, Seoul, Korea
- Bulbous tip correction

2014. 6. 15 Invited Speaker for the 11th KAPS Symposium @ Catholic University St.Mary's Hospital, Seoul, Korea
- Septal cartilage (harvesting, fabrication & basic application)

2014.04.26-04.27. Invited Speaker for the Aesthetic Plastic Surgery 2014, 32nd Congress, KSAPS @ Coex, Seoul, Korea
- Bulbous tip correction

2009. 11. 19-21 제67차 대한성형외과학회 학술대회
- 3-directional expansion of lateral canthal angle

2009. 9. 24 대한성형외과학회 대전충청지회 제3차 집담회, 대전을지대학병원
- Lengthening of lateral canthal angle with transposition flap

2009. 7. 4 대한성형외과학회 눈성형연구회 제 6회 학술심포지엄, 가톨릭대학교 성의회관 마리아홀
- Lengthening of lateral canthal angle with transposition flap

2013. 7. 7 제11차 코성형심포지엄, 서울성모병원 마리아홀Septal extension graft: Basic technique and sequence(video) (비중격 연장술: 기본 술기 및 과정)

2013. 4. 27-28 제31차 대한미용성형외과학회 및 제11차 성형외과의사회 공동 국제학술대회, COEX, SeoulPostoperative Care in Secondary Rhinoplasty (이차 코성형술에서의 술 후 관리)

2013. 3. 23제47차 한양심포지움, 한양대학교 의과대학 부속병원 대강당Instructional Course; Nose Tip Extension Procedures for Asians (동양인을 위한 다양한 코끝 연장술)

012. 11. 9-11 제70회 대한성형외과학회 학술대회, COEX, SeoulAnesthesia (코수술 마취)
(Basic Educational Course of the Rhinoplasty I; Introduction)

2012. 6. 16-17 Seoul Rhinoplasty Forum 2012(SRF 2012), 서울성모병원 마리아홀The Usefulness of TES(Tip Extension Suture) in Nasal Tip-plasty (코끝 성형술에 서 코끝연장봉합의 유용성)
(Panel, Invited Lecture 초청 강좌)

2012. 4. 13-15제30차 대한미용성형외과학회 및 제10차 성형외과의사회 공동 국제학술대회, COEX, SeoulVarious Complications due to Bleeding (출혈에 의해 발생하는 다양한 합병증)
(Panel, Rhinoplasty)

2011. 6. 26 제8회 코성형심포지움, 연세의료원 은명대강당Office Based Practical Anesthesia (코수술 마취의 실제)

2011. 4 . 1-3 제29차 대한미용성형외과학회 및 제9차 성형외과의사회 공동 국제학술대회, COEX, SeoulTemporal Fascia(측두근막)
(Panel, Symposium : Material for Nose 코수술에 사용되는 재료)

2010. 12. 21순천향 미용집담회, 순천향대학교 의과대학 부속병원 CEO강의실)Osteotomy in Rhinoplasty; Internal Approach (코성형술의 절골술; 개방접근법)Correction of Alar Retraction Using Alar Spreader Graft (비익펼침이식을 이용한 비 익퇴축의 교정)

2010. 11. 4-7 제68회 대한성형외과학회 학술대회 최우수 발표논문상 수상, 서울그랜드힐튼 호텔Correction of Alar retraction Using Alar Spreader Graft (비익펼침이식을 이용한 비 익퇴축의 교정)

2010. 11. 4-7 제68회 대한성형외과학회 학술대회, 서울그랜드힐튼 호텔Osteotomy in Rhinoplasty; Internal Approach (코성형술의 절골술; 개방접근법)
(Panel, Pros and Cons in Rhinoplasty 코수술의 최신견해)

2010 대한성형외과학회 대전충청지회 미용집담회, 추계 대전을지의과대학 부속병원 대강당Advantages of MILB(Minimal Invasive Lower Blepharoplasty) (최소절개 하안검 성 형술의 장점)

2009. 11. 19-21제67회 대한성형외과학회 학술대회, COEX, SeoulAdvantages of Minimal Invasive Lower Lid Blepharoplasty (최소절개 하안검 성형술 의 장점)

2009.11.19-21제67회 대한성형외과학회 학술대회, COEX, SeoulIntraoral Manual Compression for Suppression of Intraoperative Hemorrhage in Reduction Angleplasty (하악각 축소술시 발생하는 술중 출혈의 해결을 위한 구강내 압박법)

2009. 3. 8제3회 안면윤곽연구회 심포지움, 분당서울대병원 강당Intraoral Manual Compression for Suppression of Intraoperative Hemorrhage in Reduction Angleplasty (하악각 축소술시 발생하는 술중 출혈의 해결을 위한 구강내 압박법)
(Panel, How to Operate & How to Solve)