The last time I went to the mall with my father and mother, I saw a machine. I was really curious about how the machine was used. We got to know the salesman. The salesman gave us a detailed explanation of the content of the machine. That machine is laser engraving. It is also with the society. Progress, now a lot of new products in the continuous entry into the market, but also in the laser engraving just listed, there are a lot of people to buy, can be said to have the existence of laser engraving, people can easily complete a lot of things, it can be said that laser engraving is really a good amount of the amount The machine has brought great convenience to people.