The China Mobile service hall in the T2 terminal of the Capital Airport is open from 9:00 to 18:00; the China Mobile service hall in the T3 terminal of the Capital Airport is open from 9:00 to 20:00, and the China Unicom service hall in the T3 terminal of the Capital Airport is open from 7:00 to 21:00.

Daxing Airport China Mobile service hall is located in the domestic departure hall on the third floor, business hours: 9:00-19:00; Daxing Airport China Unicom service outlet is located on the ground floor, east side of the tourism information office. This outlet can only handle the purchase of telephone cards, business hours: 7:00-19:00.