Fezrin records local sales of 384 billion tomans in October, focusing on zinc concentrate At the end of the financial year that ended in a hurry 1405, Zarin Medan Asia "Fezrin" recorded one of the most amazing annual records in the mineral and metal group of the capital market by recording an astronomical income of 1958 billion tomans in a period of 7 months and an unprecedented jump of 587% in the previous year compared to the corresponding period.