Ivoomi — ivoomi me3- service center is not giving mature response

Address:

801505

Touch of ivoomi me3 phone is not working i have submitted it to srevice center of ivoomi in my city and they told me to wait for their call. Once they called me and told that my phone has been treated you can come and take it. When i reached there then they told me that your phone has treated wait for 10-15 days and gave me their contact no. It's been almost 20 days and i am trying to contact them but the contact no. They have given is not working.