Can I do MBA through distance mode? If yes, from which university? I am a Diploma holder and have 3 years of work experience in SCM field.

Unfortunately you can't do MBA with diploma in your hands . Minimum eligibility requirement for MBA is Bachelor's degree. As far as experience is concerned it has nothing to do with eligibility criteria. But don't worry you can do "DIPLOMA IN MANAGEMENT" from IGNOU or from other recognised universit