View source for International Exchange Office

[[zh:国际互换局]]
'''International Exchange Office (IEO)''' refers to a post office that has a direct relationship with foreign postal entities for dispatching and exchanging international mail bags, serving as the specific implementing unit for establishing postal communication between countries. It is responsible for dispatching international mail bags to designated foreign exchange offices, receiving and opening/processing incoming international mail bags from foreign countries, and handling individually sent transit international mail.