Expert: The board of directors of a listed company is usually composed of major shareholders. Small shareholders cannot enter the board of directors due to their small shareholding. 
the interests of small shareholders are easily violated by large shareholders. The establishment of the independent director system is to hope that independent directors can represent minority shareholders and form checks and balances on major shareholders. However, independent directors are hired and paid by the company's board of directors, which forms an economic alliance between independent directors and the company's board of directors, making it difficult for independent directors to exercise the power of independent directors from the standpoint of minority shareholders.
Many retired senior officials serve as independent directors of Chinese listed companies