On the other hand, it is necessary to use a series of colors polyester On the surface of the surface of the screen, the surface of the surface of the surface of the surface of the surface of the surface of the surface of the surface of the metal is covered with a watermark, which is characterized by the ability of the liquid crystal to be applied to the surface of the metal. MHz 3 GHz The effect of the screen on the effect of the screen on the screen, (3) Q, It is characteristic of the foot feet special control requirement, and (4) the characteristics of light, anti oxidization, protection, and finger hold.

Physical number