Yan, not sure how it handles east Asian characters, but imagemagick will create PDFs, e.g., 

convert FILE.jpg FILE.pdf

See http://www.imagemagick.org/script/convert.php for more info.

Mark

----- "Yan Han" <[log in to unmask]> wrote:

> Hello, 
> 
>  
> 
> Do you know a tool running under Linux to make PDFs from images?  I
> use
> Adobe Acrobat professional in Windows to create PDFs from image
> files.
> However, Acrobat does not handle image files with east Asian
> characters.
> 
> 
>  
> 
>  
> 
> Yan