To boost the system of withdrawal from security market and protect effectively the investor s benefits has become a problem to be solved urgently.

A systematic analysis of sustainable development of stock market;

Government selfish action and China stock market development;

An empirical study of individual investors′ overconfidence in stock market;

Research of securities market liquidity and chaos of bargainer colony change;

Analysis of the Dissipation Structure and Fluctuation in Securities Market;

Sustainable Development and System Construction of Securities Market in Developing and Transitional Period;

Study On Correlation between Business Cycle and Volatility of Security Markets in China Based on Bivariate SWARCH Model;

China s security market and economic growth:an econometrics analysis on season serial data;

An Empirical Study of Macro-financial Indices Influences on Security Market;

The primary aim of regulating Chinese securities business is to realize the principle of justice.

This paper analyzes on the functions of securities business,discusses the special functions of securities business in China at present,and points out the aim of developing securities business in China.

At present in China a great amount of existing privately-raised fund is the inevitable result of development of securities business.