Hello,
A Not well formatted PDF saved through Words is corrupted
Original PDF is encapsulated with :
–12345678-1234-1234-1234-123456789012
Content-Disposition: form-data; name=mainDocument
%PDF-1.3
…
%%EOF
–12345…... If manually extracted it’s a valid PDF file. By...resave corrupted file and extract text but it stays in Chinese...