Dr. Guo Xiaojun holds a special examination diploma in Internal Medicine from the United States. He is the attending physician of Flushing Hospital and Cypros Sanatorium. He has worked in many hospitals in many states in the United States. He has nearly 15 years of clinical experience. Dr. Kong Li holds a doctorate degree in medicine from the New York University Langone Medical Center. He holds a special examination diploma in Internal Medicine from the United States. He is the attending physician of Internal Medicine at Flushing Hospital.