Hair trimmer and hair dryer

sir

I like to buy heavells hair trimmer and heavells hair dryer for my personal use in Flipkart website . The Flipkart give the discount for both the products total Rs. 1,104 discount the Flipkart saying you need extra discount 5% ask to type your company gst number in app to avail extra discount Rs. 150 . in case I am using my own company gst number using Flipkart website any issues after purchase the products this is my personal use. I am not to show my gst bill in gst website what can I do?