东北地区公路科技情报网于4月21日至25日在大连市召开领导干部情报业务研讨会。参加会议的有辽宁、吉林、黑龙江三省各地、市交通局、公路处和省直单位的处级以上行政及技术领导69人;中南、 The Northeast Highway Science and Technology Intelligence Network held a seminar on leading cadre intelligence business in Dalian from April 21 to April 25. Attending the meeting were 69 administrative and technical leaders above the prefectural level of Liaoning, Jilin and Heilongjiang provinces, municipalities and transportation departments, highways and provincial direct units;