What's the number in the middle of the sixth lap of the electric ceramic ingot?

The number in the middle of the sixth lap of the electric ceramic ingot is 40. Watch the video at Diantao, and the progress bar turns full circle, 20 ingots. You can get a 40% chance after six rounds. In the Yuanbao Center, many rewards are also fixed. There are more and more rewards for hatching happy eggs. 88 ingots for the first time and 188 ingots for the second time.