Should Xi 'an senior high school entrance examination go to the police station to issue a certificate or a copy of the residence permit?

The situation should be handled by the police station.

According to Aberdeen's inquiry, a student's father or mother must hold a residence permit 1 year or above, and pay the basic old-age insurance for employees 1 year or above (including 1 year) in accordance with state regulations, and be a junior high school graduate in our city before they can sign up for the senior high school entrance examination. So you need a residence permit.

Residence permit is an attempt made by some developed cities in China to learn from the "green card" system of developed countries, which has accumulated experience for China to formulate skilled migration measures and eventually form the national "green card" system of China. Holders of residence permits can enjoy the treatment of local residents.