1. Inquiry method of securities information, namely individual stock information: open the stock trading software, enter the individual stock code or abbreviation, and then click on the quotation to view the individual stock quotation information. Or go to some securities websites and portal financial channels to check the latest news and announcements of individual stocks.

2. Securities are the general name of all kinds of economic rights and interests certificates, and also refer to specialized products, which are legal certificates used to prove certain rights and interests enjoyed by the holders. Mainly including capital security, currency securities and commodity securities. In a narrow sense, securities mainly refer to securities products in the securities market, including property market products such as stocks, debt market products such as bonds, and derivative market products such as stock futures, options and interest rate futures. The subject system of securities science is an organic system composed of various branches that study the behavior characteristics and operating rules of the securities market from different angles, mainly including two research fields: traditional securities theory and evolutionary securities theory.