a matter of fact, we have installed adobe acrobat software, not use it to direct conversion of! The most crucial one is: When you installed after the printer in your control panel will appear inside a virtual printer!!! The following chart:

the Adobe PDF virtual printer is Dongdong we really want, of course, if you installed from the adobe company pagemaker software, you will be automatically fixed up a virtual printer, the same there are some related PDF conversion software such as Scansoft Pdf Converter Pro, will also be a printer's it!

Step2: there is above the East, we can carry out the conversion work.
First of all, want to convert to open CDR files (open coreldraw9.0, select the File menu, select Open or use the shortcut keys ctrl + O), we have chosen under the File menu "Print", Figure: