To be a global provider in innovative marine products


Quality servicing & spare parts at competitive pricing set us apart


We are the sole authorized distributors for Sinotruk & Hangzhou gearboxes & engines.
Years of Experience
Completed Projects
Marine Products
Nationwide Branches
Journey of SM Marains, our milestones and biggest achievements

1962
S. Murugan, our founder, started SM Engineering Works in Kanyakumari, Tamil Nadu, to provide servicing and maintenance of marine engines and gearboxes.


1985
We became the authorized service partner for Ashok Leyland Engines and Gearboxes. After this monumental tie-up, the year 2002 saw the establishment of our branches in Kanyakumari, Tuticorin, Kollam, and Kochi.

2004
We identified the requirement for high-power engines and hydraulic gearboxes in the marine fishing industry in India. In 2005, our promoters went to China to form a strategic alliance with the Chinese manufacturers.

2006
We signed an agreement with Hangzhou Advance Gearbox Group Co. We also started SM Marains to cater to the industry's ever-growing need for various hydraulic gearboxes and engines.

2007
We established a network of branches in the states of Andhra Pradesh and Maharashtra.

2008
We signed an agreement with Sinotruk Limited to distribute its marine diesel engines and spare parts across India.


2012
We developed our own marine power-take off product – SME PTO, when our parent company SM Engineering Works celebrated its 50th anniversary.

2013
SM Marains decided to focus more on customer engagement. This is why we launched a customer care toll free number, becoming the first representative of the Indian marine industry to do so.We started our Customer Meet Programme in 2015.

2016
We opened a marine engine assembly unit SM Mukki Marine Engine Gearboxs Private Limited in Nagercoil. This has been established in technical collaboration with Sinotruk.