Eastern Institute For Integrated Learning In Management — Degree not received

I have completed my Bachelor's from this university (EILLM, Sikkim) in year 2013 and i have tried calling the numbers and even sent emails but got no reply from anyone. There phone numbers are turned off and now i require my degree certificate and transcripts for immigration purposes. My details are below:
Name : Bikramjit Singh
Course : BBA[protected]
My enrolment number is : EIILMU/09/S301878.