Two is the lackness of all the department communicate each other.If this paper can solve that two question ,that can help China Tietong Dalian Branch more efficiently .

• 二是各个职能部门和支持部门管理系统之间的信息交互和关联的问题,通过以上两个问题的解决可以更好的提高铁通的运营效率,节约开支,更好的适应这个市场的竞争形势。