The injection molding machine is widely used in defense, electromechanical, automotive, transportation, building materials, packaging, agriculture, culture and health, and the like, which is capable of forming a plastic product with complex appearance, precise size or with metal inserts. People daily life in all fields. In the rapid development of the plastics industry today, the injection molding machine regardless of the number or variety are occupying an important position, its total production accounted for 20% of the total plastic molding equipment - 30%, thus becoming the fastest growing plastic machinery, the number of production One of the most models. According to statistics, from 1996 to 1998, China exported 8383 sets of injection molding machines (sets), 42959 sets of imported injection molding machines (sets), of which China's injection molding machine production in 1998 reached 20,000 units, its sales accounted for the total sales of plastic 42.9%.
China's production of injection molding machine manufacturers more, according to incomplete statistics has more than 2000. The structure of the injection molding machine is vertical and horizontal. According to the production of products can be divided into ordinary and precision injection molding machine.