Great Wisdom is a stock quotation software, which supports many functions, among which the split screen function can help users to view the quotation information of multiple stocks at the same time. Here are the steps for Great Wisdom to use the split screen function:

1. First, open the great wisdom software and log in the account.

2. Find the stock code or name to view, which can be found in the search box or stock selection list.

3. Move the mouse to the far right of the stock line, and a box icon will appear.

4. Click the box icon and select "New Split Screen" in the pop-up menu to display the stock market information in a new screen.

5. If you want to add other stocks in the new screen again, you can repeat the above steps.

6. After split screen, you can click the mouse to switch different screens and view the market information of different stocks.

7. If you want to close the split screen, you can move the mouse to the upper right corner of the screen and click the "Close" icon.

In short, the split-screen function of great wisdom can make users more convenient to view the market information of multiple stocks and improve the efficiency of stock market decision-making.