Abstract: Chengkou is one of the main agricultural counties in Chongqing, its walnut industry has been growing quickly in recent years, but there are also many problems. To improve the yield and quality of the walnut and promote the sustainable and rapid development of walnut industry, based on a field investigation of the walnut cultivation and related industries, SWOT method was applied to analyzing the current development situation of walnut industry in Chengkou. The results showed that Chengkou had superior geographical location, rich forest resources, vast markets, strong support from the local government and some other advantages. But the disadvantages were also obvious, such as the disorder layout of the walnut industry, the lack of fund, the fierce competition in world walnut market and the replacing challenges of other nut varieties. Based on the above results, the infrastructure construction should be accelerated, the walnut industry should be planed more reasonably, at the same time, the quality of walnut should be improved and the related industrial chain should be developed to promote the development of the walnut and related industries in Chengkou.