Cars are an important travel tool in people's lives, and the share of cars in our country is rising at an alarming rate. People's demand for cars is also increasing. It is precisely the increasing number of cars that caused urban congestion and traffic accidents to gradually become a major problem. The occurrence of automobile traffic accidents is not only related to the traffic environment and people's safety awareness, but also has a lot to do with the quality of automobile parts. Particular attention should be paid to the replacement of some easy-to-wear auto parts. For example, the brake pads that are related to car safety, although small in size, are very important to our safe travel. Brake pads are one of the important safety guards of every car. In different driving environments, the degree of wear of the brake pads will vary. We need to check the brake pads regularly, and pay more attention to the quality and authenticity of the brake pads when replacing them. Regular brake pads have regular packaging, and there are coding marks on the packaging, and some marks will also be on the surface of the brake pads. The workmanship of the product is solid, and the details are quite perfect. The materials used in the products are real, and there will be no cutting corners. These products have a certain quality assurance system and after-sales service. The important thing is that such a product will have a relatively normal price in terms of selling price. The inkjet printer is a non-contact coding technology, which can meet the marking requirements of different materials and changeable products in harsh environments. With the country's increasing supervision of various industries, many companies have also become more and more demanding for inkjet codes in order to make their brands bigger, and their requirements for ink are particularly high.