China's stock market is a young market, you need proper guidance. Of the bankrupt is not bankrupt, that were not delisted delisting, perhaps in the short term can reduce the shock to society, but in the long run contribute to stock market speculation has planted the hidden, protected or behind the tolerance listed companies is not conducive to the stability and healthy development of securities market of listed companies can not engage in tenure, the Commission has the right to withdraw from long-term loss of business to make decisions, but in practice, the delisting standards of listed companies and retirement City procedures, there are still legal uncertainty and institutional deficiencies of some of the listed company to withdraw there is a big obstacle, therefore, should be based on China's securities market and listed company's actual situation, to develop scientific and rational and practical listed company to withdraw the system, the real survival of the fittest.