18-12mm There's more Southern Red, but not as much Emerald. I'll suggest the colors of Southern Red directly, from the best to the best. Let's talk about the rarest to the most common colors. The most certain to see is Chicken Blood Red, followed by Brocade Red and Rose. Rose Red, Cherry Red, Persimmon Red, Persimmon Yellow, and then back to some beautiful colors. In fact, from the colors we haven't built, the Liangshan Yi Autonomous Prefecture is the type of material compared to other jade species in terms of color and type more diverse, gradual, diverse, and diverse combinations.  Plays an important role in blood circulation.  Also brings good luck and prosperity.