According to the relevant policies and regulations, the application procedure of Xi low-rent housing is: submit a written application. Applicants are required to bring the minimum living security assistance certificate issued by the civil affairs department or the income certificate issued by the relevant departments or units recognized by the government. Proof of current housing issued by the unit or residence office of the applicant's family members. Apply for family member's ID card and residence booklet. If the local government or the real estate administrative department requests to provide other supporting materials, the applicant shall handle it according to the regulations.