The non-ferrous metal works OCK in Kardzhali announced a 2.8% increase in the zinc produced during 1Q of 2001 and almost unchanged volumes of the lead extracted. The plant does not intend to increase its production capacities in 2001 and expects the annual output in 2001 to equal the 2000 one. During last year OCK produced the record high 32.6 tons of lead. The main export markets of the company are Turkey, Romania, Yugoslavia, Hungary, Austria, Germany, France, Australia and a few Asian countries. 98.24% of the company are in the hands of private investors and the rest is state-owned.