The development of plastic laser welding machines over recent years has been significant, transforming the landscape of manufacturing and production. These machines are now widely used in various industries such as automotive, medical devices, electronics, and consumer products. The story behind laser welding technology is rich with innovation, stemming from the need for more precise, efficient, and reliable means of joining plastic components. This article delves into the processing method of plastic laser welding machines, providing insights into their operation, advantages, and applications.