Injection molding machine in China from one of the oldest human manual injection molding machine, the hydraulic manual, semi-automatic, automatic, the oil electricity compound, and then to today's fully electric injection molding machine, has a history of nearly 50 years. Today, from the general injection molding machine, precision injection molding machine to special injection molding machine, such as: vertical injection molding machine, injection molding machine, injection molding machine, single and double skateboard silicone machine, etc. Injection molding machine industry in China to get fast development, the annual growth rate over 25%, and gradually formed in ningbo, zhejiang province, the guangdong dongguan, shunde and other places to give priority to processing base. At present, the total annual production injection molding machine in China is the first in the world.