The Cancer Hospital of the Chinese Academy of Medical Sciences was founded in 1958, formerly known as Ritan hospital. In 1963, the Institute of oncology was established. Since then, high incidence prevention and treatment sites such as Linzhou in Henan and Qidong in Jiangsu have been established.The Cancer Hospital of the Chinese Academy of Medical Sciences was founded in 1958, formerly known as Ritan hospital. In 1963, the Institute of oncology was established. Since then, high incidence prevention and treatment sites such as Linzhou in Henan and Qidong in Jiangsu have been established.