Sleeping in T3 terminal Beijing Capital Airport

Yes, you can find hourly lounge in T3.
Style 1
It is hotel-like leisure places with single rooms, standard rooms and other service facilities, where you can forget exhaustion, enjoy TV programs or movies and relax yourself during your leisure moment.
Location: West of public space in Arrival Lounge at 2nd Floor of T3-C

Style 2
It Provide a complete set of hotel service, including hotel-like pay lounge, small-scale conference service, business leisure service, multimedia & reading area, coffee bar, foot care, massage, bath, facial beauty and hairdressing
Location: East of International Departure Lounge of T3-E