 The leading industries in the city 's economy are : food processing ( production of meat products , fruit and vegetable products , the production of spirits , the production of frozen food , grain processing ) , electrical engineering ( production tools and equipment for machine tools , production of electric heaters , manufacture and production mixers household appliances ) . There is also a developed machine industry ( electronics , machinery and metal ) , plastic processing ( production of household appliances ) , textiles ( textiles and upholstery , manufacture of underwear , clothing accessories , footwear and backpacks ) , Wood ( production plywood and furniture ) building materials . 
