The girl's job is to put the golden ball in a very clean fresh-keeping bag. This technique seems simple, but it needs to be careful, because these golden balls seem so fragile that they cannot be taken with great strength. I reached out and took one from the plate. I stretched out my clothes and sniffed it in front of my nose. I thought the golden ball tasted strange. If it didn't look a little like metal, I would think it was a little like ordinary meat. But the ball is very hard. It's like an egg. If you hold it hard in your hand, it won't go bad. But...