how to split and remove specific pages from a pdf

This is a typical case: you receive a large PDF with multi-pages but there are only several pages are useless to you. What to do to remove specific pages from PDF and keep others as a new PDF? You can try Simpo PDF Merge & Split, http://www.simpopdf.com/pdf-splitter.html

It not just helps to remove pages from PDF, but it also supports to combine PDF files to one if you need.