Promotion of martial arts

• Opened the Dragon Martial Arts Center in Shihung City, S. Korea in 1976
• President of the Shihung City Athletic Taekwondo Association
• Founder and President of the ShiHung City Taekwondo Association
• Committed member of the KyungGiDo Taekwondo Association
• Chairman of the annual Shihung City Master's Cup Taekwondo Tournament
• Committee member for the annual Shihung City Mayor's Cup Taekwondo Tournament
• Founded the Korea SimMuDo Association™ in 1999
• Established Korea / USA SimMuDo Association™ in 2001
• President of the World SimMuDo Federation™

Martial arts training:

• Taekwondo
• Yudo
• Hapkido
• Kickboxing
• Hoshinsul

Martial arts seminars conducted outside Korea

• 1996 Florida
• 2000 Florida, Georgia, Minnesota
• 2001 Minnesota
• 2002 Minnesota
• 2003 Minnesota
• 2004 Minnesota, Iowa
• 2005 China

Public service

• Founder of the Shihung City JC's
• Founder of the Shihung City Rotary Club
• District leader for Shihung City official elections
• April, 2002 Initiated the Rochester, MN / Shihung Partner City Connection
• October, 2002 Host of the Rochester/Shihung sister-city tour of S. Korea
• Co-host of the Shihung delegation USA tour in Rochester, MN June 2003
• Recognized by the Mayor of Rochester, MN June 2003 for initiating the establishment of the Rochester, MN / Shihung Partner City Connection