Dongguan Sum Yong factory was established in 2005, 15 years manufacture experience, more than 100 employees: skillful workers, professional design/sales/material/QC departments. We are specialized in producing all different kinds of jewelry, material such as stainless steel, copper, brass and S925. Plenty of fashion designs in necklace, bracelet, earrings, finger ring, charm,etc. We focus on well-equipped jewelry making, strictly on high Quality Control, With our top quality, competitive price and service we builded long-term cooperation with customers from all over the world, especially in US, Europe,AU... We warmly welcome OEM ODM Custom DIY designs,please don't hesitate to contact us to start our win-win success!