China Weapons Industry Group Co., Ltd. announced on July 16, 2009 that after more than 3 years of hard work, the University of China and other research institutes have recently developed the most successful black metal vertical pressing machine, which is also the world's largest black metal vertical pressing machine. On July 13, 2009, China's self-developed 3,6 million tons black metal vertical pressing machine completed its first hot-dumping trial, successfully pressed 700 mm, 200 mm thick one-wall vertical steel pipe, marking China's large-scale vertical wall steel pipe manufacturing technology to seriously break overseas monopoly, and reached the world's leading goal. A series of over 300,000 tons of black metal vertical pressing machine belongs to the extreme manufacturing field of advanced technology, is a major industrial equipment,