依据“点-轴”渐进扩散理论对北部湾旅游“4+2”城市进行了分析,从区位、旅游资源质量与等级、社会经济水平、旅游发展水平及条件等几个方面来对比分析,选择了南宁市作为重点发展的旅游节点及核心,成“点-轴”状地旅游空间结构带动周边其它城市的发展,共同促进北部湾经济的腾飞,实现北部湾旅游的可持续发展.“,”Based on the “points – axis” theory,analysis the Beibu Gulf “4 +2” cities,from the location,quality and level of tourism resources,socio-economic level,the level and conditions of tourism development .Choose Nanning as a focus and core node,shape the “points – axis” spatial structure,the other cities around work together to promote the economic of Beibu Gulf,and to achieve sustainable development.