After outbreak of financial crisis, fair value exposed some shortcomings of its own. Financier and accountancy launched a fierce debate around fair value. In this paper, taking all of our 32 public financial enterprises for example, analyzed some items about fair value in income statement and balance sheets, the results is that using fair value is the trend, though financial crisis exposed some shortcomings of fair value, we shouldn't abolish it, its reform is trend. Long-term proposal is specification the recognition, measurement and presentation of fair value items from guidelines level; Short-term proposal is resolve the co-existence contradictions of historical cost and fair value in China.