Md Ataur Rahman Prodhan, managing director of Sonali Bank Ltd, and Ahamed Kamal Khan Chowdhury, Group adviser of SSLCOMMERZ Ltd, exchange signed documents of an agreement for using Bangla QR merchant payment service at Pan Pacific Sonargaon Dhaka on Saturday. Ziaul Hasan Siddiqui, chairman of Sonali Bank, Md Murshedul Kabir, Niranjan Chandra Debnath, Md Mazibur Rahman and Sanchia Binte Ali, deputy managing directors, and Subhash Chandra Das, general manager, were present.