Asscher Cut Moissanite Stone in stock Our History Wuzhou Zuanfa Jewelry Co., Ltd. is located in the world capital of synthetic gemstone --- Wuzhou City, Guangxi, China. Founded in 1993, our company has been processing gemstones for almost 20 years. We are among the first rate manufacturer of synthetic gemstones and jewelry. We are specialized in manufacturing synthetic gemstones and jewelry according to customer request. All kinds of colors, sizes and shapes can be customized. There are above 1000 skillful workers and we have strict quality control with good and stable quality.