Lenovo — returning of lenovo mobile no a6600

Address:

403503

As my lenovo A6600 handset is faulty, i want to return the same and i want my rs8000 immidiately back by hand!kindly send your representative on contact no [protected]!my emailid is [protected]@gmail.com.i have taken the set in february 2017, this year.but immidiately after 4 months, speaker of lenovo A6600 got faulty.i have taken to service centre mapusa, but my complaint is not solved and my time and money wasted!therefore bcoz of harrassment, i am complaining before yourself against lenovo company and all its service centres