The stock at the beginning of 688 is a scientific and technological innovation board and a new type of board. 20 18 was established, and 20 19 announced the opening of new shares. This is also a new board different from the current main board market, and a demonstration point of the stock registration system is carried out in this board. The listing of scientific and technological innovation board should be located in Shanghai Stock Exchange, which is usually helpful for scientific and technological enterprises.

The trading mode of science and technology innovation board is similar to that of the main board, but the stock income setting is different. There is no limit on the price of science and technology innovation board stock for about 5 trading days (including the day) after listing, and the daily price limit is 20% after 5 trading days.

Investors should use the A-share account of Shanghai Stock Exchange to participate in the trading of new shares on the science and technology innovation board. Investors who meet the suitability criteria of science and technology innovation board's new stock investors only need to apply to the agency and open the management authority of GEM stock trading in the existing A-share account in Shanghai, without opening a new stock account in China.