Yang Guo, male, was born in 1950 1 month, from Henan. He is currently a researcher at the World Medical Research Center (Hong Kong) and the director of orthopedics at Yuanping Hospital of Traditional Chinese Medicine. His main works include: simple external fixation of congenital foot deformity of newborn, treatment of aseptic necrosis of femoral head, treatment of lumbar disc herniation and its complications, and the book Heart of Military Medicine was published in 2008. And Yang Guo, assistant researcher of Shanghai Academy of Educational Sciences.