Mgosoft PDF tools is a professional PDF toolkit, it include pdf password remove, pdf encrypt, pdf split, pdf extract, pdf merge, pdf watermark etc.PDF watermark can help you stamp PDF with text, charts, page numbers, date and time, contact information, graphic lines and rectangles.PDF Encrypt can help you set open passwords, preventing the PDF files from opening or reading. set owner passwords, preventing your PDF files from printing, editing, coping, and changing. PDF Password Remover can be used to remove the security on Adobe Acrobat PDF files.PDF Split lets you split large pdf file into single pages or save every a few pages as a new file or extract part of a PDF file, PDF Merge is used to combine two or more PDF files into a single PDF file.