Roomy Gems in one of production corporations located in Wuzhou, Guangxi, China which is world synthetic gems production centre. We are specializing in the production,processing and sales of synthetic and natural gemstones. Our company mainly supply gemstones with different shapes,sizes,colors and qualities. Natual gemstones: topaz, garnet, amethyst,balck spinel, peridot. Synthetic gemstones: cubic zirconia, ruby, sapphire,nano spinel,glass and hydrothermal quartz.