The fundamental work of the American researcher John G. Gray is dedicated to China, one of the most ancient and mysterious countries in the world. During his several years in this country, J.G. Gray collected and systematized a wealth of material about the nature of Chinese civilization. The system of government, life, religion, culture, family relationships, rituals, crafts, methods of urban and agricultural management - the author covered almost all aspects of the life and activities of the peoples of the Middle Kingdom.