Preferential policies in this case include medical expense reimbursement, medical assistance, medical insurance reimbursement and medical security policies.

1. Reimbursement of medical expenses: 70% of the medical expenses of the poverty-stricken households who set up the file and set up the card shall be paid by the medical insurance relief fund, and the proportion of individual payment shall not exceed 10%. Hospitalization in designated medical institutions at or above the county level, medical expenses paid by the medical insurance relief fund 70%, the proportion of individual payment does not exceed 8%.

2. Medical assistance: For poor households who can't afford medical expenses, they can also apply for a medical assistance fund, which will bear 90% of their medical expenses, and the proportion of individual payment shall not exceed 10%.

3. Medical insurance reimbursement: the proportion of medical insurance reimbursement for poor households with established files is higher than that of the non-poor population 10 percentage point.

4. Medical security policy: The poverty-stricken population who set up a file has realized the basic medical security policy, including medical insurance subsidy, "one-stop" settlement service for hospitalization in the county, and family doctors signing services for four types of chronic diseases such as hypertension, diabetes, tuberculosis and severe mental disorders.