Steps:
Open the file and you can see it.
test_ole_object.docx
Environment:
Version: 7.1.4.2 / LibreOffice Community
Build ID: a529a4fab45b75fefc5b6226684193eb000654f6
CPU threads: 8; OS: Mac OS X 10.16; UI render: default; VCL: osx
Locale: zh-CN (zh_Hans.UTF-8); UI: en-US
Calc: threaded