Information Disclosure System on Stock Market is a big issue concerned by each regulatory commission. It is also the main problem discussed by the emerging countries and the countries which are undertaking the economic reform. So it is vital important to improve the market transparency, protect the investors, especially the minority shareholder interests, prevent security fraud and to facilitate the development of the stock market.This article analyzes Information Disclosure System based on the asymmetry of information, theory of public goods and the model of trust-agent relationship, and explains the importance of the Mandatory Disclosure of Information Disclosure System in Stock Market, so that we go to reveal the causes of poor efficiency in Information Disclosure System in China stock market according to the analysis of existing problems, and to give some measures. |