Maoxing Li,Ph. D and associate professor of the Key Labo-ratory of the Plateau of the Environmental Damage Controlof PLA, Lanzhou General Hospital; visiting scholar of Uni-versity of Illinois at Chicago. Worked in pharmacognosy andphytotherapy for twenty years, and especially in screeningthe activity of components from natural products or Tradi-tional Chinese Medicinal Herbs. Published more than 130peer-reviewed research and review papers in refereed scientific journals.