半个多世纪以来，人们对临城劫车案的性质一直众说纷坛，莫衷一是。孙美瑶及其所领导的山东建国自治军是一伙打家劫舍、啸聚山林、残害百姓的土匪山贼，还是一支被逼梁山，有组织、有目标、有纲领的军事集团？临城劫车案是一次有计划，有预谋的政治事件，还是一次土匪铤而走险 For more than half a century, people have always said many things about the nature of the car crash in Lincheng. Sun Meiyao and the Shandong Jianguo Autonomous Army led by them are gangs of bandits who hijacked homesteads, shed lots of trees and murdered people, or are military groups forced by Liangshan, organized, targeted and guarded? Lincheng car grab case is a planned, premeditated political incident, or a bandit desperation