Expo 1993 Daejeon was a Specialized International Exhibition held in South Korea, from August 7 to November 7, 1993, with the theme of "The Challenge of a New Road of Development." The Expo was attended by 108 countries and covered an area of 427,000 square meters, attracting more than 14 million visits. The focus of the Expo was on technological advancements, with exhibits showcasing the latest in transportation, communications, and environmental technologies. The Korean government invested over 2.5 billion US dollars on infrastructure and construction for the event, including a new city named "Expo Science Park," where the Expo was held.

The Expo had 126 pavilions, with 48 from foreign countries and 78 from Korean companies and organizations. Some of the exhibits included the Korean Pavilion focusing on traditional Korean culture and technology, and the United States Pavilion featuring an interactive exhibit on the human body. The Expo also featured cultural events, such as performances by Korean musicians and dancers, cultural exhibits from participating countries, and a food court area with traditional Korean cuisine and international options.

Expo 1993 Daejeon took place after the 1988 Seoul Olympic Games and was significant for highlighting South Korea’s technological advancements and economic growth. The Expo also provided an opportunity for countries to showcase their technological achievements and cultural heritage, fostering international cooperation and cultural exchange. Today, the Expo Science Park and its iconic Hanbit Tower remain in use, serving as a reminder of this important event in South Korea's history.