I had a great interest in seeing a product in the client company when I visited the client with a client before, and the customer replied that it was a product that used laser engraving technology, and that their company received many orders on laser engraving technology every year, and that was their advantage. One of them is that customers have also taken us to see several workshops which they have produced laser engraving technology products. I really have a good eye. I have never been in contact with this product before and our company has not made a similar product. The company then wrote a report on laser engraving technology products.