孙德仁

Sun Deren is an author about whom limited public information is available; his nationality, dates of birth and death, and educational background are not clearly documented. Judging from the seven works included in the collection, he has long been engaged in teaching and writing on pediatric tuina (massage). His subjects center on standardized training, theory and techniques of pediatric tuina, as well as tuina-based care for abnormalities of the facial features, psychological and behavioral issues, and musculoskeletal problems. He is also the author of Sun Deren's Hedong School of Pediatric Tuina, reflecting an effort to document and pass on a regional tuina tradition. His works appear under categories such as health, medicine and applied psychology, combining the character of training textbooks with practical clinical guidance, and are written in a standardized, operation-oriented style suitable for professional learners and practitioners.