Reprint of the Expanded Edition of "Dai-shi Xinyi Liuhe Quan: Geki Seiyo," a specialist book on Dai-shi Xinyi Quan. This book explains the martial arts system, history, theory, and training methods (Dantian Gong, footwork, techniques, applications, and Mo Shou) of Dai-shi Xinyi Quan, Xinyi Liuhe Quan, Xingyi Quan, Yiquan, and Taiki-ken, which have been passed down through generations in Chinese martial arts. It includes specific techniques, secrets, and hidden transmissions, along with descriptions from the fist manuals and easy-to-understand diagrams and illustrations. Highly acclaimed not only by practitioners of Dai-shi Xinyi Quan but also by enthusiasts of Chinese martial arts such as Xingyi Quan, Taijiquan, and Bagua Zhang, as well as Japanese martial arts like Karate and Aikido, the book sold out within two years of its release. Subsequently, it commanded a premium of several to over a dozen times its original price and was traded, with many people requesting a reprint. The first edition of this book was translated into Chinese and published in China and Taiwan, where it was well-received and was the only martial arts book selected as an "Excellent Book of Northern China." Reprinted in an expanded edition from December 2025. The expanded edition revises, adds to, and corrects the content of "Dai-shi Xinyi Liuhe Quan: Geki Seiyo" with the following: ① Addition of "Bugei Mondo" (Martial Arts Questions and Answers) Excellent writing by Master Wang Xicheng, a must-read for practitioners, with insights that will change the way you view martial arts. ② Video viewing anytime, anywhere on your smartphone Changed from DVD to QR code, allowing you to immediately view videos of the training according to your purpose. ③ Significant additions to the essential points and oral instructions For those who want to deepen their skills, there are many essential points and oral instructions to further enhance understanding. ④ Deepening and focusing on the understanding of keywords and key sentences Key words and sentences are highlighted with boldface and underlining, and annotations have been added to facilitate understanding. [Other] Please feel free to contact us if you have any requests such as "I want to purchase multiple copies," "I want a digital version of the book," "I can't access the QR codes," "I want to learn Dai-shi Xinyi Quan directly," or "I want to know more information."