I Can Go Back and Forth Between the Two Worlds

The protagonist intersperses between the two worlds and gradually improves himself. The protagonist Yu Wenjing travels from a simple academic master to a new world where the dynasty is still in a feudal society. This feudal society has gradually changed because of the people who came from the new world. Let's watch the new world gradually move towards a better society under his guidance. Utilize more advanced technology and more advanced ideas to achieve better development This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.