Abstract: In the process of investigation a nd practice of exploration project, QinghaiOilfield Company insists closely a iming at the explora tion targets, paying much attention to prophase preparation and exploration benefit, resolves the problems such as project goal being not clear and not carefulma nagement, increases the geophysical exploration load and strengthening the explored well location argumentation while project arranging and implementing, introduces and applies in time some availa ble technique and method to ensure the effect of exploration, and as a result, a passel of litho-stratigraphic traps such as the southea stern slope of Gasi, Qigequan and Hongliuqua n have been discovered

Key words: exploration, project ma nagement, Qinghai Oilfield, effect