Laser marking machine marking couldn't play the word how to return a responsibility?

Laser marking machine is mainly applied to all metal materials most of the plastic material. Widely used in metal products, electronic components, integrated circuits ( IC) , tools accessories, precision instruments, clocks and watches, glasses, jewelry accessories, auto parts. 。 。 Laser marking machine is mainly applied to all metal materials most of the plastic material. Widely used in metal products, electronic components, integrated circuits ( IC) , tools accessories, precision instruments, clocks and watches, glasses, jewelry accessories, auto parts. 。 。 Laser marking machine is mainly applied to all metal materials most of the plastic material. Widely used in metal products, electronic components, integrated circuits ( IC) , tools accessories, precision instruments, clocks and watches, glasses, jewelry accessories, auto parts. 。 。 Laser marking machine is mainly applied to all metal materials most of the plastic material. Widely used in metal products, electronic components, integrated circuits ( IC) , tools accessories, precision instruments, clocks and watches, glasses, jewelry accessories, auto parts. 。 。