Netmeds — Refund related

I ordered 2 qty for rs 319 in which only 1 qty was sent me without my permission from your side.The refund of rs 220 only credited in my account but I should get my full refund of rs99 which is not refunded by you in my source account.This is not fare.The mistake was done by your side.What is my fault.Without my permission, you have made your own bill and apply to me.I thought this is very trustable site but this time i am very disappointed and i'll never order any medicine from this site again.i'll complain your site to cheated with costumers.i ordered 2 quantities of rs 319.i am sending you the screenshot of the bill.