A quick Google search found these examples

Based on the ornament height, you'll probably want something at least 6"+ in height. More if you want to use what appears to be the gold cord rather than hooking the eye above the lantern room to the display stand. Be sure to clarify before ordering stands whether the height refers to the base to hook distance or the base to top distance.

Maybe someone can locate or design a multiple ornament hanger that creates a tree shape:

..1
.2 3
4 5 6