Layover: PEK, Beijing, China, 12h

Hainan Airlines
Flight 7976
4:00pm Thu Mar 1 2018 Toronto (YYZ)
6:50pm Fri Mar 2 2018 (PEK)

Hong Kong Airlines
Flight 305
6:50am Sat Mar 3 2018 (PEK)
10:55am Sat Mar 3 2018 Hong Kong (HKG)

there will be a layover of 12(overnight) in PEK, I am not sure T1 or T2, please advise if there is a resting(sleeping) place.
Thank you