In 2004,with the target of producing zinc bullions in the highest purity & quality,the Zanjan Sadid zinc foundry was established.By taking advantage of the most modern technologies of the present world,and by utilizing the method of direct exploitation of the mine soil & the tchnology of obtaining the zinc metal from the zinc soil instead of concentrate ,the company experts began  to produce the zinc bullions with the purity of 99/96 to 99/98 with the producing capacity of 9000 tons per year.