Marine engineering after completing B.E. Mechanical?

There is a 1 year course called Graduate Marine Engineer offered by some Marine engineering colleges in India. Is it a good option or not??
Here is the link
<a href="https://www.marineinsight.com/careers-2/how-to-become-a-marine-engineer-after-doing-mechanical-engineering/" target="_blank" rel="nofollow noopener noreferrer">How to become a Marine Engineer after doing Mechanical Engineering?</a>