UNSPSCs have always been a little confusing when adding items to your Punchout Catalog. With a new upgrade on our system you can now just search for items by name and select the correct UNSPSC from a list. Our new UNSPSC search engine can search all levels of UNSPSC to get as granular as required by your buyer.unspsc_admin Greenwing Technology is proud to announce an upgrade to our UNSPSC managment system.