Great Master's Practice in Another World

[Time travel + imagination + fantasy + science fiction + scum system] What if the soul traveled to another world? Who said practice is the only rule? No! I, a great chemist, have thousands of ways to fight against you bunch of rubes who only know how to cultivate. Let's see how the male protagonist combines the knowledge of his previous life with the practice of other worlds, creates a dual cultivation system of learning and Taoism, reaches the pinnacle of life, changes the entire world, saves the ultimate bug in the universe, and embarks on the road of return...