How to create make e clips of an image file using ASP.NET C#

Question

Hello Friends,

I want to make e newspaper publication app in which i want to upload a big size image of newspaper and want to clipping that so anybody can read easily i searched and tried so much but when i crop an image the quality of cropped image is too bad and unable to read please help.

 

I want to upload such as:
http://epaper.bhaskar.com/jaipur/14/01102017/0/3

and waht to make cliping like this from ablove e paper:
http://epaper.bhaskar.com/detail/1286384/10124324401/0/map/tabs-1/10-01-2017/14/3/image/