1, Gong Gang and Gong Zhi are in the same class. Gong Gang and Gong Zhi are two characters in the comic book Volleyball Boys.

2. The comic series "Volleyball Boys" is adapted from the comic works of the same name created by Japanese cartoonist Haruichi Furudate, and the news of the animation was officially announced in the 45th issue of "Juvenile Jump" published on October 7th, 20 13. This animation, produced by ProductioIG, tells the story of Miyagi's defeat to the west of Julia. Wu Ye Middle School Volleyball Department worked hard for the spring high school volleyball match. In order to hone their own strength, they took part in a practice match group organized by Xiaogu Academy and composed of several Kanto universities such as Yinzhou High School.