Need. According to official website information of Zhejiang Library, Zhejiang Library needs to apply for a library card to borrow books, and needs to bring identity documents to the library to pay a deposit. The books in Zhejiang Library are rich in variety and comprehensive in content. Zhejiang Library, located in Hangzhou, Zhejiang Province, is one of the earliest provincial public libraries in China, and the first batch of "national key protection units of ancient books".