best course to join after BE mechanical
This question cannot be answered till you complete your graduation and know your interests. There are a lot of courses that you can pursue after BE. It totally depends on your interests.
If you are a skilled mechanical engineer then find your strengths and go for masters. You can go for government jobs as well. Try giving GATE and ESE exams.
If you want a change in your education then go for MBA, its fruitful.