西岗区系大连市主要城区之一,总人口34万,是大连市政治、经济和文化中心。进入90年代,伴随着经济结构的调整改革和治安形势的不断变化,诸多社会矛盾综合反映的社会治安出现了一些新情况、新特点,同时也给新形势下公安机关打击刑事犯罪工作提出了新课题。如何适应形势发展需求及刑事犯罪敌情变化,转变过去简单陈旧、粗放经营的传统侦查方式和方法,寻求一条新型的刑侦破案工作模式,已现实地摆在公安机关特别是刑侦部门面前。从1996年开始,大连市公安局西岗分局立足现实,着眼 Xigang District of Dalian City, one of the main urban areas, the total population of 340,000, is the political, economic and cultural center of Dalian. In the 1990s, along with the restructuring and reform of the economic structure and the constantly changing situation of public security, some new situations and new features emerged in various social conflicts that reflected the social order. At the same time, it also put forward new tasks for the public security organs to crack down on criminal activities in the new situation Question. How to adapt to the needs of the development of the situation and changes in the criminal offenses and to change the traditional methods and methods of investigation that were simply outdated and extensive operations in the past and seek a new mode of criminal investigation and case-detection work has been put before the public security organs, especially the criminal investigation departments. Since 1996, Dalian City Public Security Bureau Xigang Branch based on reality, focus