... leaving the factory.Dingzhou Huihuang Hardware Products Co., Ltd .puts customer first,quality firstand service first ... Established in 1999, Dingzhou Huihuang Hardware Products Co., Ltd. is aprofessional manufacturer and exporter that is concerned ... No.18 NorthZhaiying Str . shijiazhuang ,hebei ,China .050031Factory : Qibao Industrial Zone ,Dingzhou ,hebei ,ChinaTrade & MarketMain Markets: North America ...