With the continuous advancement of country"s new urbanization construction, constructions in southeastern Yunnan begin to accelerate. Industrial developments, constructions of major infrastructure such as transportation in the region present integration. National and provincial trunk roads are gradually upgraded, intending to improve traffic conditions and service levels, promote industrial upgrading and the leap-forward development of the region. Taking Wenyan Avenue in Wenshan as an example, analysis and research on road reconstruction project for urban integration from the aspects of the road alignment, road cross sections, important intersections and slow-moving greenway systems.