Written by Feng Menglong 冯梦龙, the Complete Works of Brainpower (智囊全集, Zhi Nang Quan Ji) was first compiled in 1626 or the Sixth Year of Tianqi in Ming Dynasty. It contains more than 1200 stories of brainpower and intelligence from the Pre-Qin Dynasty to the Ming Dynasty. There are twenty-eight sub-categories of wisdom, sagacity, courage, tact, wisdom, language, military, boudoir and so on. This book records the history of creation and practice of Chinese wisdom. The characters in the book are all using wisdom and strategy to create history. It is not only a magic book reflecting the ancient people's ingenious use of wisdom to solve problems and overcome enemies, but also a huge intellectual treasure in the history of Chinese culture.