Are the nurses in Xi 'an Aerospace Hospital contracted or formal?

The nurses in Xi 'an Aerospace Hospital are all supernumerary staff, and their nature is the same. They are all employed by establishing ordinary labor relations with hospitals and signing labor contracts.

Xi 'an Aerospace Hospital is located in the national civil aerospace industrial base in the southern suburbs of Xi 'an, and belongs to the Sixth Research Institute of China Aerospace Science and Technology Corporation. Xi 'an Aerospace General Hospital was established in 1965. The original building address is located in Qinling Mountain Area, Fengxian County, Shaanxi Province, 1993. The overall adjustment of the national "third line" construction, the hospital moved to Xi' an with the Sixth Aerospace Hospital.