Nepalgunj Chamber of Commerce and Industry has received signatures of all six mayoral candidates of Nepalgunj Sub-Metropolitan City to make Nepalgunj a prosperous city. Amid a function organised here on Saturday, Prashant Bista, mayoral candidate of Nepali Congress, Pashupati Dayal Mishra of CPN-UML, Nandalal Baishya of RPP, Abhay Basnet of RPP-N, Independent Dinesh Thapa and Bikas Bahadur Singh have signed a 12-point commitment letter.