Group 1 - The article aims to display the revenue and non-deductible growth list for the last four quarters in the upper left corner of the main chart [1] - It also intends to show the performance announcement (forecast, preliminary report) date nodes on the K-line [1] - The article discusses a solution for matching trading days with announcement days, ensuring that the indicators are displayed correctly [3] Group 2 - The source code provided requires downloading professional financial data to be effective, and users are advised to resolve data issues before using the code [3] - Instructions are given for copying and pasting the source code to avoid formatting issues, recommending the use of Windows Notepad for this purpose [3][5] - There are troubleshooting tips for users experiencing issues with copying the code, suggesting alternative selection methods [5]