Report's Image Only Show One Part

I use cuba reports to generate PDF file from DOCX templates.
And insert an image in the docx template, But generated PDF file only show parts of the image.
I don’t know why. how to set it up ?
This is docx template:
This is generated pdf:

And this is the formator:

It seems it’s WPS editor’s problem.
I use Microsoft Word to save as. Problem solved…