Sir, i have purchased zen mobile phone (Admire snap on march 2018 from our local market at silchar, but from sept 2018 my phone's were not shut down.in this reference i visit. Zen service centre at our locality at silchar, assam, to provide me free service facility. But the service centre owner back me this phone after 2months, & said mobile is okay, but i seen mobile weren't repaired, the problem were existing and my displays were also broken, i asked to the service centre owner, he assured me to repair my mobile phone within 1week, but till today i have no found any positive response from him. Plz say me what can i do that?