Legal basis: Article 399 of the Civil Code of People's Republic of China (PRC), the following property shall not be mortgaged:
(1) Land ownership;
(two) the right to use collectively owned land such as homestead, private plots and private hills, except those that can be mortgaged according to law;
(3) Educational facilities, medical and health facilities and other public welfare facilities of non-profit legal persons established for the purpose of public welfare, such as schools, kindergartens and medical institutions;
(4) Property whose ownership and use right are unknown or controversial;
(5) Property that has been sealed up, detained or supervised according to law;
(6) Other properties that may not be mortgaged according to laws and administrative regulations.