City: Created Mark39 Gemini at the Beginning!

After the exam, Xia Heng took the gadget he invented to the scene of the science exploration column. While others were still making their own gadgets to participate in the competition, Xia Heng walked into the scene with his own Mark39 Gemini. Brick: "How did you make this toy? What does it do?" Xia Heng: "My toy can go to heaven!" So... Under the shocked eyes of everyone, Xia Heng put on the Mark39. When it flew into the sky, everyone became restless. Brick: "It turns out that this kind of technology really exists!" This book is also known as Building Mechas from the Beginning, and The Struggle for Cosmic Hegemony Starting from Mechas This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.