This 1996 China commemorative stamp (20 fen) was issued for the 30th International Geological Congress (IGC) held in Beijing. The design features a world map overlaid with vibrant, sweeping ribbons symbolizing global scientific cooperation, alongside geological symbols such as the classic hammer emblem and the event’s official medallion. The lower vignette depicts Beijing landmarks, reinforcing the host city's role in this major international gathering. A colorful and dynamic thematic issue, it appeals strongly to collectors interested in science, geology, and international conferences.