The thesis, in a narrative type, lays stress on the real ;criminal case study arisen between the insureds and the life insurers as well as the analysis of the types and the measurements of the life insurance crime. The thesis, based on the whole claim process, also explains how the life insurers judge, investigate and manage the suspected cheating cases before settling the claim and depicts the difficulties the life insurers encounter now. Furthermore, the thesis illustrates four real cases in the position of the personal, group, general personal accident and medical insurance crime, which fully demonstrate the comprehensive process and status in relation to the crimes and how the insurance companies deal with them founded on the insurance theory and the court trials. In the final section, the thesis conducts some conclusions and constructive suggestions.