대전시 is a major city located in the central part of South Korea. It serves as a key administrative and educational hub, housing several important institutions, including the Korea Advanced Institute of Science and Technology (KAIST) and the Korea Research Institute of Standards and Science (KRISS). The city is known for its well-planned infrastructure and green spaces. The city is also recognized for its cultural attractions, such as the Daejeon O-World amusement park and the Daejeon Museum of Art. With a population of over 1.5 million, 대전시 plays a significant role in the country's economy and development, making it an important center for innovation and research.