First, it is found that customers who sell products to chemical processing enterprises can obtain higher value added effect. YM chemical enterprises should appropriately increase the number of large customers of chemical processing enterprises. Based on the different Angle of view, reasonable evaluation, the relationship between customers and enterprises can find long-term cooperation with enterprises, and the key to bring huge profits for the enterprise, customers and the downstream enterprises established long-term cooperative relations, work closely with customers, timely understanding of customer needs, by understanding the terminal consumer demand of the market, choose the investment project and production plan, Determine the degree of future product demand.