前言为打击严重刑事犯罪，搞好社会治安、保障经济建设顺利进行，公安机关采取了各种措施，开展了多项打击活动，取得了一定成效，但目前的严重刑事犯罪未能有效地遏制住，大要案发案率居高不下．为改变这种严峻的治安局面，除发动群众实行群防群治和开展专项打击外，还必须采 Foreword In order to combat serious criminal crimes, improve public order and safeguard the smooth progress of economic construction, the public security organs have taken various measures to launch a number of crackdowns and achieved some success. However, the current serious criminal crimes have not effectively deterred , The incidence of major cases of high. In order to change this serious security situation, in addition to mobilizing the masses to carry out prevention and control of mass groups and carrying out special attacks, they must also adopt