1, news released by listed companies; 2. The listed company holds a general meeting of shareholders; 3. Stop trading according to the regulations of the stock exchange (for example, the stock fluctuated sharply for three consecutive days, the new shares fluctuated sharply on the open day, and the listed company was punished for failing to release relevant information according to the regulations. )

After the suspension of trading, whether the stock opening is based on good news or bad news to judge the trend, what will happen, there are many flat.