What does it mean that those who apply for non-directional recruitment positions belong to eight categories?

Whether it belongs to the eight categories of personnel to apply for non-directional recruitment refers to serving grassroots project personnel, retired soldiers of college students, people in public welfare posts, disabled people, family members of troops stationed in Qin, and volunteers serving East Olympics. Personnel who serve grass-roots projects refer to those who have Qinhuangdao household registration, "College Students' Volunteer Service Plan for the West" and "Three Supports and One Support Plan". Retired soldiers of college students refer to soldiers who enlisted in full-time colleges and universities in Qinhuangdao from 2065438 to 2003. Public welfare post personnel refer to those who have registered in Qinhuangdao City and have participated in "public welfare posts" for two years within the scope of Qinhuangdao City. Disabled persons refer to those who hold the Disabled Persons' Card issued by the Disabled Persons' Federation. The dependents of troops stationed in Qin refer to the spouses of active servicemen stationed in Qin who have been approved by units above the division level and gone through the formalities of stationed in Qin. Volunteers who serve the East Olympics refer to the volunteers who serve the Beijing Winter Olympics or the Beijing Winter Paralympics among college graduates in 2022.