transfer id one page to other page in asp

Question

Hi Good Evening All,

 my problem is i have two pages like A and B both have same design,

i took 10 labels and 10 textboxes  and one save button in two pages like registration form page ,

i filled 5 controls then click button so what i have filled in page A that 5 controls mandatory fields is page B when i click save button in page B.

its my requirement i am new to web asp, 

if any body knows please let me know, i would appreciate  for your help Thanks in Advance.