【Abstract】:In China,with the establishment of the socialist market economic system, the accounting policy choice to become a business necessity. The current accounting system has greater flexibility, leaving more of the option, which provided the preconditions for corporate accounting policy changes. Corporate managers have the freedom to choose different accounting policies, they will choose their utility maximization or shareholder wealth maximization accounting policies, is also a change in accounting policy part of the motivation for. Explore the motives of the change in accounting policy is the purpose of this article. In this paper, the accounting policy connotation, the change in accounting policy and change the conditions of the described analysis of accounting policy changes to produce the intrinsic motivation and external conditions, reveal China's corporate accounting policies to change the motive, and then let us get inspiration as well as possible future development direction. 【Key words】:accounting policies change motivation inspiration direction 目錄 一、前 言 1 (一)研究的背景 1 (二)研究的意義 1 二、 會計政策及其變更的基本內涵 1 (一)會計政策變更的含義 1 (二)會計政策變更的條件 2 (三)會計政策變更的方式 2 三、會計政策變更產生的內在動因和外部條件 3 (一)內在動因分析 3 (二)外部條件分析 4 四、企業會計政策變更案例分析 5 (一)中航油公司簡介 5 (二)中航油公司會計政策變更的過程 5 (三)中航油公司會計政策變更結果和影響 6 (四)中航油公司會計政策變更的動因分析 6 (五)案例啟示 7 五、企業會計變更的對策和建議 7 (一)完善的會計制度和會計準則 7 (二)加強企業自身建設 7 (三)加強政府的監管建設 8 (四)完善防范中的責與法 9 總結 9 參考文獻 10