The book "Wu Yuxiang Style Taiji Boxing" by Hao Shaoru is a comprehensive guide to the Wu Yuxiang style of Taijiquan, which is known for its focus on small, subtle movements and explosive power. The book covers the history and principles of the style, as well as detailed instructions for the movements and techniques, accompanied by clear illustrations. It also includes sections on training methods, applications, and theory, making it a valuable resource for both beginners and advanced practitioners of Taijiquan.