Abstract: Based on the "Smiling Curve",analysis was made of the aolvantages of the walnut park planting situation,the planting area,and the rapidly increasing yield and output value in Guangyuan City.At the same time,there were also the lack of seed breeding,disease and pest control,technological innovation,brand building and marketing,which showed the problems of low rate of improved variety,neglected management,slow development of new entity,weak industrial chain technology,less deep processing products,cost-income ratio and consumption tendency changes.Then some corresponding countermeasures were put forward,such as walnut industry chain supply-side reform, industry association+standard,reference to the California walnut industry association experience,strengthening the functions of intermediary organizations and the establishment of the brand and quality monitoring system;increasing support,innovating support mechanism,cultivation of new business entities,cooperation quality improvement;focusing on scientific research of walnut industry chain and industry+Internet and walnut forest tour integration.