Zhuhai Shangda Jewelry Co. Ltd. Rinntin Brand is located in Zhuhai City, China Close to Hongkong, Macau and Guangzhou. Zhuhai Rinntin Jewelry Co. Ltd. is is a wholly-owned subsidiary of Zhuhai Shangda Jewelry Co., Ltd. Shangda Rinntin is a professional supplier of Rings Earrings, Necklaces Pendants and Bracelets. ,brShangda Rinntin focuses on original jewelry designs and manufacturing. We can work with you on incorporating custom logos and partnering with OEM>ODM. Shangda Rinntin provides integrated production services fully supported by our experienced jewelry design teams. Shangda Rinntin focuses on original designs with the flexibility to be customized according to your samples/ designs pictures and conceptual ideas with a professional team ready to assist you with a drawing-mold, opening-sample confirmation supporting high customization and flexibility.br