Plastic mold is an important supporting equipment for the plastic parts and its products industry. According to statistics from the China Plastics Processing Industry Association, the amount of plastic used in China's plastic products industry is growing rapidly. The forming of most plastic products depends on plastic molds, so the rapid development of the plastic products industry has created a strong market demand for the plastic mold industry. Especially in recent years, China's automobile, home appliances and other mainstream industries have developed rapidly and production capacity has continued to increase. At the same time, with the advancement of technology, the proportion of plastic parts has continued to rise, which has directly promoted the rapid development of China's plastic mold industry. At present, plastic molds have accounted for 45% of the total output value of domestic molds, becoming the most important mold product.