Overthrow the Tang Dynasty

The prosperous Kaiyuan era, Why did it last only a short period of more than 20 years? … Let's take a look at Zhang Hong, a time traveler who adheres to the saying that low-key is the most awesome way to show off. How to finally overlook the Tang Dynasty from a poor young man in common people? It will eventually subvert the eternal prosperous Kaiyuan era and create a true prosperous era of the Tang Dynasty. … Ps: Let's talk about the shortcomings. I came from a low background, had no background, and even entered the circle of superiors without any foundation. It was inevitable that I was nervous and a little depressed in the early stage. Fortunately, it didn't take long. Ps: Newbies who are new to books will inevitably make many different mistakes. I hope you readers can understand me and I would be very grateful... Ps: Communication group-20973657