1 minute k-line chart is to draw the trend of every minute, the highest price and the lowest price in the form of k-line. Look at the K-line chart of 1 minute, with the starting price and the closing price of this minute. The following can be supplemented by various analysis indicators, such as the combined analysis of volume VOL, KDJ and MACD, which is a good one for some short-term warrants and futures experts. Time-sharing chart is a description chart of a trend of a day, with the final price per minute as the base point of drawing lines, and then connecting these base points with smooth lines. Generally, the following volume is supplemented as a reference. The lightning diagram is similar to the time-sharing diagram, except that the lightning diagram takes two basis points every minute, and the highest price and the lowest price in this minute are taken as the basis points, and then connected smoothly with lines.