Abstract:As the Information asymmetry is widespread in the market, it also affects the investment decisions of the investor and the investment behavior of the financiers in the platform of capital. It is in this understanding, this paper empirically examines the impact of information asymmetry on the listing Corporation's investment efficiency in China stock market. The conclusion indicates that, the degree of information asymmetry of the investors in China capital market has the significantly negative correlation with the listing Corporation's investment efficiency .