LG GD510
Touch screen

I bought a mobile phone of LG, which is GD510 and it is not working properly.

i took this mobile on 13 june and i am facing problem in it from 19 june . when i went to lg service center they recommend me to repaire it. but i already repaired it twice but now they are saying to change its touch screen . but i want that phone should be replaced.

please take action of my complaint as soon as possible.

thanks.

my contact no. is

9971702167

9873962147