The suspect is the Longfeng town district in the catering snack store owner Jin Mou, June 16, he killed the community in a Chinese medicine museum doctor and his relatives, but also led to a boy was seriously injured. June 18, Jin Mou again returned to the district in the 27th floor to kill the girl, and then went to the 26th floor attempted to kill another woman. However, in the process, Jin heard the police movement, so tied the sheet ready to flee to the 25th floor, did not expect to miss the fall.