Securities proprietary business Because securities companies have advantages over investors in terms of transaction costs, financial strength, information acquisition and convenient trading conditions, improper behaviors such as market manipulation and insider trading are easy to exist in proprietary activities. The board of directors is the highest decision-making body for proprietary business, and the investment decision-making body is the highest management body for proprietary business investment operation. Implement an independent liquidation system for self-operated funds. The funds for self-operated business must be obtained in the name of the company. It is forbidden to transfer funds from the proprietary account in the name of an individual, and it is forbidden to withdraw cash from the proprietary account. Securities companies should establish a firewall system to ensure that proprietary business is strictly separated from brokerage, asset management, investment banking and other businesses in personnel, information, accounts, funds, accounting and other aspects. Securities investment consulting business and financial consulting business related to securities trading and securities investment activities. The securities asset management industry engages in portfolio investment of stocks, bonds and other financial instruments in the securities market with the assets entrusted by customers, so as to maximize the return on entrusted assets.