All kinds of social progress, the products people use are often upgraded by the improvement of technology. As far as the other machines used in our family before are also with the progress of the times, they are also slower and slower to use now. But our machine has also been used for a long time. It is really of good quality, and other aspects. A good machine. Some time ago, I saw laser engraving when I went to the shopping mall to buy it. After everyone’s introduction, laser engraving has replaced the previous product. As soon as laser engraving came into the market, people paid attention to it. The market has reached a state of shortage of supply and demand. On the whole, it seems that this machine is really very good. A good product.