2003年7月21日17时许,湖南省怀化市鹤城区“佳加家”超市发生一起恐怖性敲诈案件:“佳加家”超市总经理杨某接到一个不明电话,对方声称已在超市安放了3枚定时炸弹,威胁杨某交出30万元,否则就引爆。案件发生后,怀化市各级领导高度重视,在市、区各级公安机关的共同努力下,对案发现场进行了紧急处置,排除了险情,防止了爆炸后果的发生,并综合运用多种侦查措施、手段,侦技结合, At 21 o’clock on July 21, 2003, a case of terrorist extortion occurred in Jiajiajia supermarket in Hecheng District, Huaihua City, Hunan Province. Yang, the general manager of Jiajiajia supermarket, got an unidentified phone number and claimed to have been in the supermarket Placed three time bombs, threatening Yang hand over 300,000 yuan, otherwise detonated. After the incident, leaders of all levels in Huaihua City attached great importance to the emergency scene at the scene of the accident with the joint efforts of the public security organs at municipal and district levels, eliminated the danger and prevented the consequences of the explosion, and comprehensively used various Investigative measures, means, detection and combination,