Rebirth: Build a Mecha to Tear Apart a Tank

Once dead and then reborn, Chen Xiao returned to 20 years ago. But at this time, he knew very well that mankind would face a catastrophe in 20 years' time, and it was as if he had been sentenced to death with a 20-year reprieve. For this reason he decided to give it a try... A week later. At a grand international military technology exhibition, a violent mecha was born. However, just when everyone looked at the mecha in surprise, thinking it was an impromptu performance Something exciting happened... Note: There is no system in this book. I don't know if readers will like it. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.