Jaquar — leakage in wall mixer and wc

Address: 560091

As we are using your product its been a month purchasing your products like wall mixture wc, but facing heavy leakage in wall mixer and wc and wall mixture is also not working correctly each and every time we must turn of the wall to stop flow of water. Fed up with the help line number tried calling there was no proper response.
I am requesting u to resolve our issue as soon as possible.