When dingtalk setting is OK, the departments in dingtalk and the user information in the departments can be synchronized

You can select a specific department and right-click to do want you want in the pop-up dialog box

ItemDescription

View users

you can view the users in the department you selected

Sync Sub Department

re-sync the sub department  in the department you selected

Sync All Sub Department

re-sync the multi-sub-level department in the department you selected.

Sync Users In Department

re-sync the users  in the department you selected

Sync All Users In Sub Department

re-sync the users in  the multi-sub-level department of you selected the department