QZSK.QZSK, founded in 1950, is a manufacturer of high-end heavy-duty CNC machine tools. Its flagship products include heavy-duty vertical lathes, horizontal lathes, deep-hole drilling and boring machines, among 10 major categories, 26 series, and over 600 varieties. Vertical lathe products range from processing diameters of 0.5 meters to 25 meters, filling an international gap; while horizontal lathes cover diameters from 1 meter up to 6.3 meters, filling an international gap. Over 400 products fill domestic gaps, all with independent intellectual property rights. QZSK has cumulatively produced over 50,000 sets of various machine tools. Its products are exported to more than 30 countries and regions including Germany, the United States, Italy, and South Korea. Key products include: vertical lathes, horizontal lathes, gear hobbing machines, gantry milling machines, and high-precision intelligent products.