Starting from the world with a slight smile, incarnation of the domineering president, I am serious about teasing girls. In the world of Douluo, martial arts break through the void. It is the same without martial arts, and I am still number one in the world. In the world of martial arts, please stay tuned , I don’t know if I’ve heard that God’s calculations are perfect! In the world of Dou Po, I used magic, mathematics, physics and chemistry to defeat fighting spirit! Yu Guang said: Tiezi, if you learn mathematics, physics and chemistry well, you will not be afraid wherever you go!...Let’s see Yu Guang playing with the heavens!