Laozi, also known as Tao Te Ching, is a classic work of Taoism, which was written in the early Warring States period. Laozi, surnamed Li, was a native of Chu in the Spring and Autumn Period. He is a historian of Zhou's escrow book, living in seclusion in the western Hanguguan. After the rise of Taoism, Laozi was regarded as the leader, and he was regarded as the "Tai Shang Lao Jun", and Tang Gaozong called him "Tai Shang Xuan Yuan Emperor".

This edition of Laozi has more than 5,000 words, so it is also called Laozi's 5,000 Articles. In the Western Han Dynasty, the Shang Dynasty wrote chapters and sentences of Laozi, which was divided into 81 chapters, and the first 37 chapters were called Tao Jing, and the last 44 chapters were called Moral Classics, named Tao Te Ching. Laozi's philosophical system is from cosmology to life and then from life to politics. Tao is the highest category and noumenon of all things in the universe. It contains simple dialectical thought, and its social and political view is embodied in "governing by doing nothing" The language of this book is simple and profound, with many duality. Read with ancient sounds, generally rhyming. Today's voice also has the rhythm and charm of poetry.