Medical Staff

Director Min Kyung Cho

"We pursue beauty through honest treatment."


  • Current: Director of Dayone Clinic Gangnam Main Branch
  • Former: Director of Toxnfill Sinnonhyeon Branch
  • Completed Internship/Residency at Seoul St. Mary's Hospital, The Catholic University of Korea
  • Full member, Korean Society for Aesthetic and Dermatologic Surgery
  • Full member, Korean Society for Aesthetic Surgery
  • Full member, Korean Society for Laser Medicine and Surgery


Director Jong Soo Kim

"Honesty is the foundation of my procedural expertise."


  • Current: Chief Director, Dayone Clinic Gangnam Main Branch
  • Current: Key Doctor, MERZ KOREA (Belotero)
  • Current: Key Doctor, MERZ KOREA (Ultherapy)
  • Current: Key Doctor, GALDERMA KOREA (Restylane)
  • Current: Key Doctor, ILOODA (Secret RF)
  • Current: Key Doctor, VENUS CONCEPT (Venus Viva)
  • Former: Director, Toxnfill Sinnonhyeon Branch
  • Former: Director, 365MC Sinsa Liposuction Center
  • Former: Director, Yes PDO Gangnam Branch
  • Former: Director of Dermatology and Aesthetic Medicine, Wonjin-Hangil Middle School Alliance Clinic
  • Graduated from Kyunghee University, College of Medicine
  • Completed Internship/Residency at Seoul St. Mary’s Hospital
  • Full Member, Korean Society for Aesthetic and Dermatologic Surgery
  • Full Member, Korean Society for Aesthetic Surgery
  • Full Member, Korean Society for Laser Medicine and Surgery


Director Ji Hyun Lee

"We help you preserve your skin as it was from the beginning."


  • Current: Director, Dayone Clinic Gangnam Main Branch
  • B.S. in Life Sciences, Ewha Womans University
  • M.D., Jeju National University College of Medicine
  • Completed Residency at Seoul National University Hospital
  • Full Member, Korean Society for Laser Medicine and Surgery
  • Full Member, Korean Society of Dermatology


Director Seung Hwan Yang

"Anti-aging isn't difficult."


  • Current: Director, Dayone Clinic Gangnam Main Branch
  • Former: Director, Gyeonghui Medical Center
  • Former: Physician, Cheonan Namsu Hospital
  • Former: Physician, Incheon Saesup International Hospital
  • Full Member, Korean Society for Aesthetic and Dermatologic Surgery
  • Full Member, Korean Society for Laser Medicine and Surgery
  • Full Member, Korean Society for Obesity and Aesthetic Treatment
  • Graduated from Kyunghee University, College of Medicine
  • Completed Internship and Residency at Kyunghee University Hospital


Director Jong Woon Lee

"I will dedicate my utmost sincerity to each and every patient."


  • Current: Director, Dayone Clinic Gangnam Main Branch
  • Former: Director, Avajou Clinic Cheongdam Branch
  • Former: Director, Yesim Dermatology Sinnonhyeon Branch
  • Graduated from Kyunghee University, College of Medicine
  • Full Member, Korean Society for Aesthetic and Dermatologic Surgery
  • Full Member, Korean Society for Laser Medicine and Surgery