Alert users<br /> <br /> Here worst services by tata providing & the tie ups between haier mobile company is worstless<br /> i am facing trouble with sim suddenly not working i started enquiry to customer care peoples saying that visist tata office & chk, my only suggestion is do not use tata phones even docomo is also worstless sercvice, <br /> i only belive reliance is good than anything. read full review »