First of all you need to have an account with zerodha.
Visit Home – Demat Guru to open an account with zerodha.
Now once you have opened it, You will find a link inside your kite trading terminal in apps you will find options for gold bonds. You can apply there and get them credited to your demat account itself.
You also get Rs. 50 per gm to open it online.
Open a Trading and Demat Account through Dematguru and get additional benefits upto Rs. 2,000/- with no additional charges. Visit Exciting Offers On Opening a Trading and Demat Account – Demat Guru