In the new era of increasingly prosperous public cultural services,it is an inevitable requirement to attach importance to and strengthen the construction of public librarians.The clarification of the knowledge and competency of librarians and the construction of the sy...MORE In the new era of increasingly prosperous public cultural services,it is an inevitable requirement to attach importance to and strengthen the construction of public librarians.The clarification of the knowledge and competency of librarians and the construction of the system can provide reference for the introduction and ...