Consumer Redressal

Hi, 6 months back I purchased the Panasonic eulega I, now the touch screen is not working, when I visited the service center in SP road, Bangalore, they told it will take more than 3 months and your in a quae, thos who purchased in the month of may, still they not get the display, so they are claiming that, all the panasonoc Eulega I series having a problem of touch screen and display. kindly suggest wht can we do for this complaint