This book emphasizes surgical basic knowledge, basic theory and basic skill. Integration with the characteristics of the overseas undergraduate students, the teaching contents focus on the principles of general surgery The book is organized into 16 chapters, including introduction of surgery, molecular biology and its applications in surgery,aseptic technique, electrolyte and fluid balance, surgical bleeding and transfusion, surgical shock, multiple organ dysfunction syndrome,intensive care for surgical critically ill patients, perioperative management, surgical nutrition, surgical infection, trauma and warfare injuries, burns, bites and stings, minimally invasive surgery, oncology and cutaneous malignancies, and transplantation in a series of surgical fields.