What creative interactive activities are there in the hotel supplies exhibition?

There are several kinds of full-court interaction.

For example, when the avatar is signed in, everyone's avatar and their own signature will be displayed on the screen, which is quite cool;

Counting money, the big screen is full of money, how much is yours;

Set of golden pigs, as long as you have the ability, you can get all the prizes, and 20 19 is blessed.