Chervyn was called Perm the Great, identifying it with the name of the region. It is believed that in the X-XII centuries it conducted extensive trade with distant lands: first with the Volga Bulgars and Iran, and later with Veliky Novgorod and the northern people. Then the city was supposedly a trading center on the way, which connecting the Kama basin with the Pechora basin, that led to the Arctic Ocean and Novaya Zemlya located relatively close to the mouth of Pechora. This resonates with an almost forgotten legend, according to which Cherdyn was once famous in the whole region, and its merchants traveled to the Caspian Sea in the south and the "Scythian" (Arctic) Ocean in the north.
Salt production was the basis of the existence of Solikamsk, from the moment of its birth in the 15th century to 1972. At the end of the 17th century, Solikamsk was the center of Russian salt production: annual production in the city and county at 231 breweries amounted to 7 million pounds of salt, which accounted for 70% of the total Russian production.Currently, salt production in the city is stopped. The last salt factory of the Ust-Borovsk plant closed production in 1972.