Came Back with Black Technology

After mastering the core technology of the super era in the interstellar era, Xie Qingyan traveled back in time and returned to his high school days, a turning point in his life. As a well-known rich second-generation dude who was adopted by relatives, had the lowest grades, was arrogant, domineering, and disobedient to discipline, Xie Qingyan smiled lightly. ——Come here, let's learn about the technologically powerful country! As for a slap in the face? Abuse? Xie Qingyan: Thank you for the invitation. We are in the laboratory, and a hidden line has been laid. We are waiting for some people to reap the consequences. In this life, he not only changed his life, but also mastered black technology and devoted himself to scientific research, creating a new era for the world. * Guide: 1: A purely entertaining article, the second one has no logic, is a serious nonsense, is set in parallel time and space, is not professional, is not hard science, and is a fantasy article of the imagination. Please use appropriate research and popular science, and please do not use true feelings. 2: Please do not talk about other articles below, respect each other, thank you brothers~ 3: Use Jinjiang anti-theft, the ratio is enough that you can't see the text, please clear the cache. ——My advance message—— "Infrastructure Mania" "I became a top-notch person after I came back from traveling through books": Scientific research is a hobby, and acting is a dream. Mission: Technology creates a new world