With the aim to implement international relations and make CU serve as a gateway to regional and international forums, the Office of International Affairs and Global Network conducts cooperative activities and academic exchanges with international institutions, providing academic services to international communities and activities for teaching staff and international students attending courses at Chulalongkorn University. The OIA also works to develop and prepare academic readiness among personnel and students, helping them to keep abreast of academic development and communicate effectively at the international level.

The main responsibilities of the OIA include:

• International Liaison and Special Affairs Service
• Overseas Students and Exchange Programme Service
• International Cooperation Service