Dear firoz, you can this out in the given link below :
https://www.google.co.in/url?sa=t&source=web&rct=j&url=https://keyursavaliya.wordpress.com/2012/02/03/top-mechanical-engineering-companies-in-india/amp/&ved=0ahUKEwiX2feSqMnbAhWKLY8KHTSoCSIQFghjMAI&usg=AOvVaw2G2vNLPQGYiyn57OzSyMqV&cf=1
Good luck !
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