1. First, open the K-line diagram. By default, the line of 15 minutes will be green and red, indicating a decline. As shown in the figure:

2. According to different needs, you can view the market in the past year or one minute, as shown in the figure below:

3. There is a simple drawing tool on the market icon page, which can provide convenience for market analysts, as shown in the figure:

4. Bitcoin market has normal K-line, simple K-line and professional K-line. Generally, it is the default normal K line. As shown in the figure: