The duplicate is also called "_ duplicate". Chess terminology. It refers to the key to play back the record of the game after the game, so as to check the pros and cons of the game and the gains and losses. Generally used for self-study, or ask experts to guide the analysis. If it is rehearsed according to chess, it is called "_ playing music" or "_ learning chess music" In the stock market, the resumption refers to a static re-view of the whole market, aiming at the situation that you can't observe and summarize the dynamic market during the day. After the market closes or at a fixed time, you should go through all the links again to further clarify which stocks are actively flowing in, which stocks are mainly running, where the selling pressure of the market mainly comes from, where the kinetic energy of the market is, and which ones have nothing to do with the industry and sector. What are the reasons for these situations? Those stocks that are in the golden period of rising, those stocks that are about to form a perfect breakthrough, what are the main reasons for the ups and downs of the market today, and so on. You need to recombine the market and better understand the changes in the market. Resumption of trading is an important part of trading. Re-examine the situation that cannot be observed during trading hours, and find out which stocks are active and which stocks are at large, where the selling pressure of the market mainly comes from, where the momentum of the market comes from, and whether it is related to industries and sectors. What are the reasons for these situations? It is a good way to go back to the disk at that time, to the time-sharing and K-line at that time, and to carefully observe the fluctuations of some important stocks in the market at that time and the mood of the market.

First, install the marketing software of Tongda letter. If the quotation software you use is a communication letter, it is very simple. Just download the daily data and 1 minute data directly. If not, please go to official website to download the free version of the communication letter and download the after-hours data. To download data, click the system menu-After-hours data download in the upper left corner, as shown in the figure below.

Tongda letter K line can be deduced by 46 or right click-sand table to realize historical playback;

Time-sharing trend can be played back on the same day or in history 10 days-time-sharing.

For professional investors, even if there are eight screens, there are only 1 eyes. The ups and downs of many hot spots have not had time to look closely, so it is very necessary to play back the market. If you are a non-professional investor and don't have time to watch the market during the day, it is also very useful to play back the whole day's market at night.