Hi Dingo,
Thanks for contacting Syncfusion support.
We have analyzed your query. Actually, the Gantt chart contains the record’s details in the left side and show the UI level connections between the tasks in the Gantt chart side (right side).
We are sorry to say that we couldn’t get the requirement that you need. Please share us an image resembles that you need to get it in the UI. It will be helpful for us to provide you with the proper solution as soon as possible.
Regards,
Monisha.