2. The concept of brokerage stocks refers to some listed companies that hold the equity of securities companies and can share the income of securities companies. There are three main types of brokerage concept stocks: first, direct brokerage stocks, such as CITIC Securities and Hongyuan Securities. The second is to hold brokerage stocks, such as Shaanxi Guotou and Aijian. The third is to participate in the stocks of securities firms, such as Liaoning Chengda, Tongcheng Holdings Jilin Aodong, Yatai Group, Yuyuan Mall and TEDA.