1. In the stock market, the K-line chart does not need to be downloaded. Open the stock trading system directly and enter the stock code or abbreviation to view the K-line chart.

2. The drawing of K-line chart of stock market and futures market includes four data: opening price, highest price, lowest price and closing price. All K-lines are centered around these four data, reflecting the general situation and price information. If you put the daily K-line chart on a piece of paper, you can get the daily K-line chart, and you can also draw the weekly K-line chart and the monthly K-line chart.