Legal analysis: just make three or four copies of the college entrance examination ID card. There are many copy shops in the university, so don't worry. You can make copies at any time. A copy of the household registration book is generally not needed. If you take it with you, you don't need to make a copy. It's not too late to make another one when the school needs it. If you can't take it with you, you can make two copies for later use. Identity card is a document used to prove the identity of the holder, which is mostly issued to citizens by governments of various countries or regions. It will be used as a tool to prove everyone's unique citizenship.

Legal basis: Article 3 of the Regulations on Household Registration in People's Republic of China (PRC) is the responsibility of public security organs at all levels. In towns with police stations, the jurisdiction of the police station shall be the domicile; Townships and towns that do not have public security police stations shall take the townships and towns' jurisdiction as the household registration area. Township and town people's committees and public security police stations are household registration organs. The accounts that live in organs, organizations, schools, enterprises, institutions and public dormitories shall be designated by each unit to assist the household registration authority in household registration; Decentralized residence accounts are directly registered by the household registration authority at the place where the accounts are located. The accounts of non-active servicemen living in military organs and military dormitories shall be designated by each unit to assist the household registration authority registered permanent residence. Accounts of production cooperatives such as agriculture, fishery, salt industry, forestry, animal husbandry and handicrafts. , the designated cooperative should assist the household registration authority in household registration. Accounts other than cooperatives are directly registered in the accounts by the household registration authority.