Me, Fill up the Earth's Technology Tree!

In the year 1200 of the Federation, the genius scientist Bai Ze accidentally discovered that the universe was about to restart for the fifth time. However, humans now have no chance to catch the last bus. In order to keep mankind alive, for the last glimmer of hope. Bai Ze reversed time and space and forcibly traveled to the earth 1,700 years ago. … He will use his own power to educate all things and light up the earth's technological tree! He wants to single-handedly lead technology and drive the entire earth to take off! He believes that through his knowledge, the earth will dominate the fifth 'reset' after 1,700 years! … PS: Science and technology novel, lighthearted but not dark, with a female harem but not a stallion This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.