giant forging machine tool plant in tengzhou, Shandong Province Department of the Ministry of machinery and electronic industry production C41 air hammer radial drilling machine, ZX series, z series, such as milling and drilling equipment for the Professional Enterprise, our research and development, design, production, manufacturing, sales and service in one. with more than 30 years of production history. products with forging, upsetting, stretching, punching, bending, torsion, thermal cutting, welding, milling, drilling, expansion, reaming, boring, milling, tapping and other functions ...