It is very important for the high-quality development of Beibu Gulf Port to build a domestic and international dual circulation market in an all-round way. Based on the current situation of Beibu Gulf Port to build a domestic and international dual-circulation market，this paper comprehensively constructs a set of index system suitable for evaluating the convenience of Beibu Gulf Port to build a domestic and international dual-circulation market，and determines the convenience of personnel exchanges，port facilitation，government service facilitation，platform facilitation，information facilitation，investment facilitation，transportation and logistics facilitation and consumption facilitation. Eight dimensions and 43 specific indicators，based on the analytic hierarchy process（AHP），the Beibu Gulf Port to build a domestic and international dual-circulation market management convenience for specific evaluation. This paper reveals the problems and causes in the process of building a convenient place for domestic and international dual circulation market operation in Beibu Gulf Port，and puts forward some countermeasures and suggestions，such as promoting the integration and development of port，industry and city，digital intelligence enabling information convenience，enhancing the advantages of Beibu Gulf Port，sea and railway smooth connection，and improving the investment environment and financial facilitation services.