mén​bù​tíng​bīn

to receive guests courteously

门不停宾 門不停賓 mén​bù​tíng​bīn
to receive guests courteously
(literary) describes a host who welcomes any guest immediately without keeping them waiting outside; used to praise hospitality and the respectful treatment of talented or virtuous people
to have a constant stream of visitors
(literary) describing a house where guests arrive and depart in an endless flow