- Ph.D. in Public Administration, Daejeon University
- Member (Congressman), 19th, 20th National Assembly
- Former Head of Dong-gu Office, Daejeon
The green petal-like design symbolizes farmland, residential areas, and the Rose of Sharon. Within the symbol is the Chinese character (Dae), which is one of the characters that are used in writing the name of the city. It means greatness and represents the spirit of Daejeon which will overcome any future challenges. It also symbolizes the spirit and dream of Daejeon citizens, which is to make Daejeon the center of transportation, administration, science, culture, and goods distribution of the nation