That is, the Yulan Cup poetry gathering. The content of the gathering can of course include the "meeting" of poetry competitions and sports meetings, and the "competition" also includes "sports". It embodies the theme of Magnolia Cup, poetry and sports meeting.
Or: Yulan Poetry Salon
Salon is another name for a slightly elegant party. The difference is that salons need to be held regularly, but parties, especially competitions, are not necessarily.