Mainlander's Detention Center was in charge of shelter, management and trespassing the illegal immigrants from Mainland China since July, 1992. The center solved the crisis which produced by the changing environment and the complex attitude of the mainland people as ”Crisis handling” in the past decade. However, the crisis could be a serious threat to the center. As a consequence of well preparing for crisis solving, the crisis handing mechanism of the center should be reconsider and be set up through ”Crisis management”.