Tender For design, engineering, manufacturing, procurement of materials and bought out components, including start-up, erection & commissioning spares (if applicable / recommended by vendor), special tools and tackles, documents, assembly at shop, inspection by tpia, testing at manufacturers works, surface preparation and painting, export, seaworthy packing and forwarding, supply of big bag unloader system to be installed at numaligarh refinery limited (nrl), as per the enclosed tender standard specifications, job specification, data sheets etc. and other codes and standards attached or referred as per material requisition for numaligarh refinery limited, golaghat, assam, india.