HP India — My Computer is not working

Address:

19-A, Mohkampur, Phase-1, Delhi Road, Meerut - 250103, Meerut, Uttar Pradesh

There are two complete set of desktops purchased from Meerut of HP make. Both the systems are under warranty. But Not working properly. Out of 2, one is not receiving power and the other is working with the speed of snail. There is no response of technical tean even after complaining twice.. Please take some suitable action on urgent basis.