To clear the interview you must be having good understanding of basic mechanical engineering subjects especially FM, decent aptitude skill and decent achievements in Resume. You must be speaking english well and be able to present your thoughts clearly.

First round was test. It was technical test about all subjects. Most questions were about centrifugal pumps. Then followed by GD. After then technical interview followed by manegerial and HR interview

Firstly an easy aptitude round was conducted. Second round was a Technical round including basics of every domain , more on their fluid domain i.e. Pumps . Third was a team round which may include a GD. Fourth round is a one on one interview where they ask about you and your general background, projects