1. Have a local hukou: Disabled people need to have a local hukou in order to apply at the local disabled persons' federation or relevant departments.
2. Possession of Disabled Persons' Card: Disabled persons need to hold the Disabled Persons' Card issued by the state as a certificate to enjoy the policy of installing artificial limbs free of charge.
3. Family financial difficulties: The family economic conditions of the disabled need to meet the regulations of the local government, so as to ensure that the policy of free prosthetic installation can really help families in need.