supply of tender for the contract for displaying advertisment on the exterior andinterior of coaches of express train nos. 16855/16856 (pdy-maq-pdy), 16857/16858 (pdy-maq-pdy), 22603/22604 (kgp-vm-kgp) and 22605/22606 (prr-vm-prr) with primary maintenance intiruchchirappalli division for a period of five years. the rate quoted is assessed earningpotential for the first year.