| As a key task to promote the organizational system reform of grass-roots public cultural institutions,the system of county libraries is not only a library undertaking,but also an important policy arrangement to promote the development of grass-roots public cultural undertakings.System from single facility to facility system to service system,which is of great significance to the construction of modern public cultural service system,especially the construction of grass-roots public cultural service system.Under the background of speeding up the construction of modern public cultural service system and promoting the high-quality development of public cultural service,it is of great significance to explore and optimize the comprehensive branch library system of county libraries for improving the service ability of grass-roots libraries.Take root in public cultural institutions,improve financial efficiency in the field of public culture,and promote the high-quality development of public cultural services.Compared with the central and eastern regions,the western region of China has a vast territory,uneven population distribution and relatively backward economic development.In the process of promoting the construction of county library system in western China,a series of factors lead to many problems.The construction mode,capacity and level of County Library System need to be further improved.In this case,the paper takes the Public Library System as a reference.On the basis of product theory and equal service theory,this paper first expounds the theoretical connotation of the General Branch Library System in the construction of county-level public cultural institutions,and then puts forward the theoretical basis,this paper analyzes the influence factors of the construction of the main and branch libraries of Western county libraries from four dimensions of location conditions and multiple relations.Thirdly,on the basis of summarizing the general effect and the typical model of the construction of the General Branch Library System of county-level libraries in western China,this paper puts forward some suggestions on the construction of the General Branch library system of county-level libraries in western China.In the course of practice.Based on practice,this paper analyzes on the problems and causes existing in the process of promoting the construction of the main and branch libraries of the western counties.Finally,on the basis of investigating the present situation,existing problems and causes of the overall branch system construction of county-level libraries in western China,this paper puts forward some countermeasures and suggestions for optimizing the system construction of county-level branch libraries in western China.The author holds that in the process of the construction of county libraries in the western region,we must adhere to the basic principle of adapting measures to local conditions,and try to consolidate the main responsibility of the government in the construction of county libraries.Establishing A long-term mechanism,improving the comprehensive security ability,establishing a sustainable development ecology,promoting the optimization of the integrated branch library system of county libraries in the western region,and further promoting the sustainable development of county libraries,based on the construction of modern public cultural service system in the West,a more reasonable and effective public library service system in the West should be established. |