It is a PDF Viewer SDK for Winform or WPF, support fast open PDF, support print a PDF, searching the text with C#, VB.NET applications. Download Samples from https://github.com/Viscomsoft/PDF-Viewer-SDK-ActiveX 1. Support very fast open PDF. 2. Support go to specific page when open multipage PDF file. 3. Support page panning with the mouse, scroll by grabbing the page with the left mouse button. 4. Support open protected PDF file. 5. Support zoom in and zoom out, custom zoom the PDF file with good quality. 6. Support searching the text on multipage PDF file. 7. Support export the pages or specific page to bitmap files and scale the to specific size. 8. Support Print a PDF with Print Dialog. 9. Support Print a PDF, select Print, set Page Range, Page Orientation programmatically. 10. Support Rotate at specific degree of PDF. 11. Support view Unicode content, including Chinese, Japanese, Arabic and Hebrew. 12. Include C#2019, C#2010, VB.NET 2019, VB.Net 2010, Visual Basic, Visual Basic Script (vbs), Visual C , Visual Foxpro, Delphi, Access, Web Page Sample Code. 13. Royalty free distribution of SDK files.