Abstract: The article systemetically introduces the general condition of Kelamayi--Wulumuqi oil product pipeline, including transportation process design, basic design method for process calculation, selection of key equipments and valves and pipe fittings, pipeline route engineering, and automatic system. Based on the investigation of same kinds of pipelines at home and abroad, some practical design methods have been adopted. The actual operation of the pipeline shows that the various design indexes meet the needs of the oil product pipeline.