Hii

I will suggest you to contact the institute or college from where you completed your Diploma in Mechanical Engineering. Ask them about the reason in delay of your diploma. They can only help you in this & will provide you the necessary info.

All the best.

Diplpma certificate shallbe provided by University itslef.
We are not authorised for furnishing details.

You can write reason to University statting your conceen and ask for certificates.

If you hav epassed then definitely you shall receive diploma Compketion certificate from respective University.