I've done my B.Sc in non medical stream. I want to do MBA. Which specialisation should I choose in MBA?

The stream you wish to select should depend a lot on your interest areas, personality traits & long term career objective. To be successful in your career, the chances brighten up if you pursue a course that is aligned to your interest areas.

These are some streams like: Human Resource Management. Finance Management. Infrastructure and Real Estate Management. Oil and Gas Management. Tea Management. Energy Management. Entrepreneurship Management. Telecom Management. You may go through it. Also, there are many other streams available.