김포 국제공항에는 SIM카드를 구매하거나 WIFI공유기를 빌릴 수 있는 주요 3사 통신사가 붙어있다.
At Gimpo International Airport, there are three major telecommunication companies where you can purchase SIM cards or rent WIFI routers.
In Gimpo International Airport, there are the big three telecom companies where you can purchase SIM cards or rent WIFI routers.