Yifeng Gems Co., Ltd is a factory owned gemstone company established in 1998. Over the years, we have perfected techniques in producing high quality cubic zirconia and glass crystal cut stones in all popular shapes and sizes. Yifeng gemstones are available in all grades from B to AAA to suit all your applications, whether they are for casual fashions or fine jewelries. Want a custom design? send us your idea and our experienced gem specialist will produce it for you in less than 3 days.