Through analyzing some real marketing case of petrochemical products in which DM was successfully used, probed into its basic tasks, key links, main approach, tactics combination and cautiousness in operation.

• 通过剖析一些成功运用差异化营销策略进行石化产品营销的实例,对差异化营销的基本任务、键环节、要实现途径、术组合和操作注意事项等问题进行探讨。