get your haircut here

AlJ has background here;

The country "liberalized" their communist state in the late 1980s and the economy is greatly improved, so Trumpie's argument  is that if they can do it, Kim can do it.

Also, it's good publicity for VietNam, which is is aiming for more tourists. And business meetings.

Joy was in VietNam last year at a conference on organic rice and the local agribusinesses.