Dongguan Yuzhu Hardware and Plastic Co., Ltd was founded in 2011. We focus on designing, researching and developing, manufacturing and selling pigeon rings and bird rings. With our rich experience and considerate services, we have been recognized as a reliable supplier for many international buyers. We operate our in-house facilities to work on your OEM/ODM projects. Our experienced engineers are adept at using ring machine, enabling us to meet your customized requirements. With an annual production ...