How to read Pdf, split it and the email splitted Document

Question

Good day  can someone please help me 

 

 i am writting a  C# winforms  application  i do have form 1 that i am reading a pdf file and display data on it i do have split button in which is loading form 2 where user can select pages like 1-3 or 1,2,3 if is 1-3 new pdf must dispaly page 1-3 on same doc but if 1,2,3 it must be each page per document   I attached my project in zip

 

 

Thanks in advance