I Have a Lot of Black Technology

Reborn in the parallel world Blue Star, activates the sixth-level civilization seed optical brain. With the golden finger in hand, there is a civilization of technology to choose from. I no longer have to work as a part-time worker in this life, I want to realize all the dreams I had in my previous life. Making money is just a matter of convenience... Chen Yuanhe just wants to build dazzling black technologies such as electromagnetic guns, mechas, small nuclear fusion devices, as large as spaceships, space fortresses, etc. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.