Hello Mec Lone,
To get an admission in the Regional Institute of Engineering, Bhubaneshwar you have to appear for the entrance examination conducted by the college, CEE. The eligibility to appear for the CEE is the student should have secured at least 50 percentage in board examination from a recognised board. After qualifying in the CEE the student will be able to get an admission into the RIE, Bhubaneshwar.
Hope this helps.
Good luck! will be happy to help you with any other doubts.