... , was founded in 2003. We are specializing in the production, processing and sales of gemstones. After over ten years of development, we ... can use various materials, such as cubic zirconia, glass, spinel, and corundum, to produce gemstones. We can provide clients with gemstones ... be divided into five levels: AAAAA, AAAA, AAA, AA,A and AB. Our products enjoy a good reputation around our customers ...