Anna University — sending migration certificate

Sir/mam,
I'm resmi raj s r register no (Protected), dob-30/12/1994. I passed out b. E civil engineering 2017 from narayanaguru college of engineering which is affiliated to anna university, chennai. I have cleared all papers and i have no history of arrear. I had sent dtdc courier on nov 2018 to anna university, controller of examination with all relevant document along with rs 200 dd and one self addressed envelop as it is mentioned on website in order to receive migration certificate. But till today i have not received my migration certificate. I took admission in mba in university institute of management varkala, kerala. My college is asking for migration certificate, if i fail to produce migration certificate, my enrollment will get cancelled. Kindly please help.