Zhenguan Xiaoyao King of the Tang Dynasty

Li Fei, a high school chemistry teacher in the 21st century, accidentally ended up in the late Sui Dynasty and early Tang Dynasty. With technology beyond history, limited historical knowledge, and the spirit of daring to be the first, we discovered talents, innovated technology, and changed the feudal dynasty bit by bit in the magnificent era of the early Tang Dynasty. Let's see how he lit up the technology tree step by step in the poor and poor Tang Dynasty, benefiting the people and enjoying the scenery of the Tang Dynasty. Engage in scientific research, expand trade routes, destroy neighboring countries, and break the theory of self-cultivation, family governance, and country peace. I passed among thousands of flowers, but not a single leaf... When I looked back, the world changed because of me.