Special library management: Special library science studies how to manage and organize special types of libraries, such as law libraries, medical libraries, enterprise libraries and government libraries. This includes library planning, resource management, service provision, information technology application, knowledge management and so on.
Special information resources: This field focuses on special information resources managed by specialized libraries, such as legal documents, medical documents, patent documents, business information, government documents, etc. This paper studies how to acquire, organize, store, spread and use these special information resources to meet the information needs of users.
Special user groups: Special library science pays attention to special user groups in special libraries, such as legal professionals, medical practitioners, engineers and researchers. Study how to provide customized library services and information resources according to their information needs and special background.
Special technologies and tools: This field discusses special technologies and tools used by special libraries, such as legal databases, medical databases, knowledge management systems and information analysis tools. This paper studies how to effectively apply these technologies and tools to support the operation of professional libraries and users' information acquisition.
In a word, special library science focuses on the study of special types of libraries and information institutions, aiming at providing effective management methods and information services to meet the information needs of special user groups.