Longsheng district is a livable modern town base on advanced manufacturing industry of Liangjiang new Area, Chongqing. The industries are of large scale and concentrated in Longsheng district. The scale of automotive industry will rank the first of the world, which plans to manufactures 2.45 million vehicles per year. The project team visited functional departments, design institutes and a mass of industrial enterprises to collect primary sources. The project team analyzed the feature of each industrial supply chain, found the critical problem by the traffic model, proposed targeted improvement plan. The project won the second prize of Shanghai outstanding engineering consulting in 2014.