Bhubaneswar: Banks across the country will remain open on coming Saturday and Sunday to facilitate exchange of Rs 500 & Rs 1000 currency notes. This was declared by RBI sources at a press conference today. In addition, to help customers with queries regarding the exchange process, the RBI Bhubaneswar , on Wednesday opened a help desk. The customers can call on 0674-2396916 for any inquiry. On the other hand, a crucial meeting was convened at State Secretariat under the chairmanship of Chief Secretary Aditya Prasad Padhi through video conferencing, to review the situation. All the district Collectors and SPs were directed to step up security measures for managing rush of customers in the banks and filling stations of the State. The meeting was attended by Development Commissioner, Home Secretary, Finance Secretary and DGP.