What is a laser phone?

Laser mobile phone is a kind of mobile phone which uses laser engraving equipment to engrave its own characters and patterns on the back of the mobile phone by laser. It is a private order and very personalized. Because everyone's customized content is different, manufacturers have to make N customized patterns for testing and proofing, which consumes a lot of manpower and material resources. Laser is also called laser marking. Words, images and signs can be printed by laser. Carved on the surface of an object. Just like the numbers and letters on the buttons of a mobile phone. And LOGO, logo is laser carved. Some of them are silk-printed.