Apple India — touch not properly work

Address: Sri Ganganagar, Rajasthan

I need to get my iphone6 replaced. Its within my warranty period. My iphone 6 imei : [protected] this is 2nd time issue because 1 time also my iphone submit in apple service center (B2x bathinda, punjab). But again i faced this problem touch not properly work. I know apple team not expect any market complaint so i requested to replace my iphone within 7 days otherwise i take action to apple company. My contact no.[protected]