Syncfusion DocIO - 如何使用BookmarksNavigator在书签中插入图像（本地文件）

I have been using Syncfusion DocIO for generating MS Word documents from my .net applications (winforms). So far I have dealt with plain text and it is fairly straightforward to insert text in a word document template where bookmarks serve as reference points for text insertion.I have been using Syncfusion DocIO for generati