Anti-Japanese War: at the Beginning, I Handed over the System to the Country!

Zhou Huai, an ordinary office worker, accidentally obtained a system that allows people to go back to 70 years ago, during the Anti-Japanese War. After learning about this, Zhou Huai immediately handed it over to the Chinese government. Then. Beautiful Country: What? You created controllable nuclear fusion. Are you kidding me? Great Empire: Oh, buy it, Dyson Sphere, this is impossible! Xiaoriguo: Woohoo, my ancestors have all disappeared. What's going on? Past time and space: Hahaha, you are a big player. As the saying goes, leave no regrets, just today, sweep everything away and be yourself, there is only one China in the world! Photolithography machine drawings, super alloy aircraft carriers, kite plans, and space-time jump technology are all coming out one by one! Countries around the world were shocked and dumbfounded: While we were still on Blue Star, Dragon Kingdom had actually advanced in technology? ! This book is also called: Anti-Japanese War: After I handed over the system to the country, I lay flat! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.