Legal analysis: Guangzhou library can enter without a card. As long as it is open, it only needs a library card when borrowing books. Registration of reader's card: 1. Registration in the library: (1) Residents with local ID card or Guangzhou social security card: I will apply with the above documents. (2) Holding valid identity documents in different places (identity cards, passes for Hong Kong and Macao residents to and from the mainland, passports for Taiwan Province residents and foreigners to and from the mainland, etc.). ).

Legal basis: Regulations of Guangzhou Public Library.

Article 1 In order to promote the development of public libraries, meet the public's demand for knowledge, information and related cultural activities, and realize and protect the public's basic cultural rights and interests, these Regulations are formulated in accordance with relevant laws and regulations and combined with the actual situation of this Municipality.

Article 2 These Regulations shall apply to the establishment, management and service of public libraries within the administrative area of this Municipality.

Article 3 The term "public library" as mentioned in these Regulations refers to public welfare service institutions established by people's governments at all levels and open to the public to collect, sort out, preserve, research and utilize literature and information resources.