Hello Pankaj, 

With your rank of 244 you have great opportunities to get admission in good ranked colleges through jexpo.The probable colleges in which you can get admission are.

• Asansol College
• Acharya Jagdish Chandra Bose Polytechnic
• APC roy polytechnic 
• Birla Institute of Technology
• BPC institute of technology
• Central Calcutta Polytechnic 
• Coochbehar Polytechnic
• Contai Polytechnic 
• Falakata polytechnic
• Kanyapur Polytechnic
• Hooghly Institute of technology 
• Kalna Polytechnic
• Molda Polytechnic 

And some others. 

Hope it helped..