Apple India — I bought iphone 7 in march 17 but that phone is defective

Address: Ajmer, Rajasthan, 305001

Website: Apple.com

Hii i bought iphone 7 in march 17 but iphone is defective.in 6 months my phone receiver is got damaged and after repaired by service center in one month i got new problems this time my phone mic, receiver, and speaker everything is damaged again but company not take my problem seriously. I want new iphone because i fed up this type of problems. Company was not change my iphone again give me repair but i was not satisfied this type of services. Apple is biggest company but i face this type of problems. I never thought that i got those types of problems in world biggest company.