Dongguan Yuanyu Hardware Products.,Ltd. Was founded in 2005 which is located in China Dongguan City called factory of the world,it is a collection of R&D,sales,production of various kinds of high-grade zinc alloy,aluminum alloy,silver.copper,iron and other metal jewelry mainly production-oriented enterprises.The company insisted on the “quality first,top reputation”,sincerely for the general customer service at home and abroad.Welcome the incoming letter consultation and at the site for a visit.