Group 1 - The 19th China International Machine Tool Exhibition (CIMT2025) was held in Beijing, showcasing the achievements of China's high-end equipment manufacturing industry, with Qizhong CNC presenting four new machine tool products and one core technology [1] - Qizhong CNC's precision vertical turning-milling-grinding composite processing center features a processing diameter of 2.5 meters, integrating multiple machining processes to significantly enhance production efficiency and precision [1][2] - The machine is widely applicable in industries such as engineering machinery, shipping, and energy, capable of efficiently completing high-precision machining tasks for large rotating parts [1] Group 2 - The processing center employs a direct-drive worktable design, eliminating traditional motor and gearbox components, which reduces cumulative errors and achieves high precision and rapid response [2] - This core advantage has led to an increasing market share in high-end processing fields, with products exported to manufacturing powerhouses like Europe, America, and Japan [2] - The DVT350 high-precision static pressure guide rail beam technology, developed by Qizhong CNC, features a multi-channel independent oil supply system that enhances precision and stability in various applications [2] Group 3 - Qizhong CNC's DVTG250×25/20B-MC double-column vertical turning-grinding processing center won the "Top Ten Independent Innovations" award for 2024, significantly improving efficiency by 600% in processing hard-sealed butterfly valves [3] - The company has delivered over 50,000 machine tools, with notable products recognized as "the main equipment of the Republic," reflecting its significant role in China's machine tool industry [3] - Qizhong CNC has set new records in heavy machine tool manufacturing, marking major breakthroughs in China's equipment manufacturing sector [3]