Introduction:
Sima Guang (1019-1086) was a statesman and historian of the Northern Song Dynasty.The most extraordinary achievement of Sima Guang was compiling the Comprehensive Mirror for Aid in Government.The book is a comprehensive history of China in chronological style,the material was very detailed, and the words were exquisite and fluent. This book became the model for later chronicle history books, and is a precious cultural inheritance of ancient China.