The development of urban comprehensive project has a lot of public service functions of urban life and industrial development.Good internalexternal transportation conditions can benefit service level of city complex.In project of urban complex development for the western start-up zone of Shunde hi-tech district,based on the analysis of the existing internalexternal transportation and existing road network plan,and aiming at the traffic problems such as the poor connection between the park and Fojiang expressway,the great interference of the main road to residential land,and the high elevation of the main entrance node planning affects traffic problems such as surrounding land development,we propose the optimized plan during project planning stage,which makes the internalexternal transportation more convenient,realizes a win-win situation between infrastructure construction and commercial development,and produces higher economic and social benefits,and it may serve as reference for similar urban comprehensive development projects.