We are a factory who have about 15years experience in semi-precious stone and synthetic gemstone producing in China, we main cut: semi-precious stone: Peridot, Aquamarine, Citrine, Amethyst, Garnet, white topaz, mystic topaz,Blue Topaz, Smoky Quartz, Lemon Quartz,white crystal,Mystic quartz. 2: synthetic gemstone: CZ((A, AAA, AAAAA(diamond-simulant quality)), Luky CZ, Ruby, Spinel, Sapphire,hyndrothermal Amethyst and Citrine, Glass and others. 3: all kinds of gemstone beads.