This book mainly presents a period of history from the late Sui Dynasty to the late Tang Dynasty to readers in the form of vernacular. The author uses humorous sentences to describe the profound and difficult history concisely and carefully. Dispersing the "smoke" of Tang history, a real Tang Dynasty is revealed. In "The History of the Tang Dynasty Is Not Like Smoke", the best-selling history writer Qu Changchun uses patient and meticulous writing techniques to describe the panoramic glory of the Tang Dynasty for us, which makes us think a lot and have mixed feelings when reading it.