This transcript has been automatically generated and may not be 100% accurate.

I ... your products e Iran like any person perks ... that each and every ministry has been hard hit by Western sanctions interest reining in Iran's nuclear ... these days to cover those aren't heroes massive central market has all been empty of the moneyed Western tourists choose to credits many stalls ... and exports ... especially in eight states are trying to radically ... what was once a one billion dollar euro export industry shrivel to less than four hundred million dollars ... you will settle sanctions have had an impact ... you're living in a global world you we need to trade with other countries and yet they want to carve the meat raw materials and we have our carpets we need to sell ... the market squeeze been difficult for the weavers ... fewer and fewer able to pass on their skills to the next generation because the opportunities just aren't there ... the number of weavers is drop by about one-third ... and three million to two million over the past decade ... Leo Lum to begin weaning Find carpets when she was just fifteen ... she says the hardest part was learning how to follow the diagrams that map of the intricate patterns Persian carpets are famous for ... but her three daughters are unable to fully devote themselves to learn the craft ... twenty one year old Sahel is studying accounting ... the Tread DEL for mom when she can ... for one person to the car to the size it would take two months on on ... if you to work on and then only am on the bus ... was around economy is faltering prices for materials like silk and dies of risen ... to an Afghan Isiah Death of costs skyrocket ... as a result of increases in raw materials are wages have to go up as well ... assignment of a ninety president the handmade carbon sellers union in Tehran ... holds out hope that a nuclear deal between Iran and the West will eventually reopen overseas markets in battling cue This two I'm really optimistic about the lifting of sanctions on carpet exports ... American consumers and customers is wools those the rain Aeon's were involved in this business can benefit ... for The Wall Street Journal this is Bill Spindle reporting from Tehran ...