The CMG World Robot Contest Series Mecha Fighting Arena was held tonight. This is the world's first fighting competition with humanoid robots as the main participants. In the competition, the Yushu G1 humanoid robots operated by different teams fought for many rounds and continuously performed side kicks, knee kicks, hooks, combination punches and other actions, showing strong stability, balance and agility. For example, the robot can quickly get up after falling to the ground. In the end, the robot named "AI Calculator" won the championship.