Input tax credit urgent answer

shaik khadar (26 Points)

05 November 2020  
i hava a client who is importing papers and they will process and make them as text book and export


here the point is while importing they were paying gst and while expirting the goods were exempted. how can we claim the itc is it possible to claim

import hs code - 4802
export hs code - 4901