Sixty percent. According to the inquiry of official website of Chifeng Medical Security Bureau, cooperative medical care is a medical security system implemented in rural areas of China, aiming at providing basic medical security for farmers. Reimbursement ratio refers to the proportion of medical institutions or insurance institutions to compensate patients within the prescribed medical expenses. In Ningcheng County Hospital, the reimbursement rate is 60%, and the remaining 40% needs to be borne by the patients themselves.