Help!How to make UI like these?

249677-微信截图-20180807100025.png

I know there are some ways to create UI in UE4,such as UMG,Slate,HUD,but how to create the ui like this?it is make by the stat unit order,how can I create a familiar UI to show my own message, my boss say I should use this technology,I hope some lovely guys to tell me.

wait for you answer

wait wait wait

where is the lovely guys

I got it!
It is created by Draw in the Canvas