The CBI on Monday said it questioned a Director of Kolkata-based RP Info System in connection with its ongoing probe into a Rs 515 crore banking fraud."Today Shivaji Panja, one of the Directors of the RP Info Systems, was questioned at the Kolkata branch of the agency," a Central Bureau of Investigation (CBI) official said in New Delhi.The action comes in the wake of a case the CBI registered against the computer company and its directors for allegedly defrauding a consortium of 10 banks of Rs 515.15 crore.State-run Canara Bank had on February 27 lodged a complaint with the investigation agency alleging that the directors of the company -- Shivaji Panja, Kaustuv Ray and Vinay Bafna -- and its Vice President (Finance) Debnath Pal cheated the Banglaore-based lender and nine other consortium member banks to the tune of Rs 515.15 crore.The CBI had booked the company, which was involved in manufacturing and trading of computers in the name "Chirag" brand, in June 2015 following a complaint by IDBI Bank.