The government wants to attract about 35,000 crore Indian rupees in new projects.
Garden Reach Shipbuilders and Engineers will expand shipbuilding at three locations.
Yantra India Limited will expand a metal and steel factory to make important defence parts.
The shipyard at Raichak will build warships up to 200 metres long.
The projects aim to reduce unemployment by creating many new jobs.
Land has already been given to the Border Security Force for border safety.
Two big companies will add new shipyards and metal factories, costing about 35,000 crore Indian rupees.
The new shipyard will be able to build very large warships and big commercial vessels.
These projects are expected to create many jobs and help local small businesses.
The state is also giving land to the Border Security Force to protect the borders.
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