关键词: 价值评估, 公司价值, 投资回报率, 企业管理模式

Abstract: The value appraisal,a kind of economic appraisal method, can be used to evaluate the market value and business effects of the enterprise and its internal businessmechanism , production and business activity, economic appraisal ofmedium and long term development plan as well as a mass of fiancial affairs indices. By comparative analysis between appraisal index and practical index, consequently optimize the plan project, analyze the enterprise's business effects and improve the enterprise's business management level. Aiming at the oilfield planning and the reasonable allocation and effective use of the resources, it is suggested that reasonable investment frame, implementation degree of production capacity construction and unit investing effect are key factors to affect the return ratio of investment; oil price and output are main factors to restrict oilfield planning effect

Key words: value appraisal;company's assets, return rate of investment, enterprise management mode