How to choose good quality ceramic eye The main material is ceramic ceramic eye, distinguish good ceramic, with the eyes to observe is the most direct method: The observation of 1: ceramics Is it right? Bright appearance 2: To observe the effect of ceramic Is it right? Smooth appearance, small particles, no concave convex bump 3 observation of ceramic color, good ceramic no matter what color is transparent For details please visit our official website: www.www.swlawyer.org.cn Source: www.www.swlawyer.org.cn (reproduced please specify the reproduced source)