"關尹子" is an ancient Chinese text dating back to the sixth century BC. e. The author is considered to be a ladder in Chinese philosophy, 尹箇子 (Ying Gezhi), also known as Ying Hengzi (尹恆之). The book attests to his wisdom and scholarship as he shares his thoughts on power, governance, and morality. "關尹子" retains an important meaning in Chinese culture as an example of wisdom and philosophical thought. This book will help you deepen your knowledge of Chinese philosophy and understand the important aspects of sunset life in ancient times.