... piece/pieces per MonthPackaging: plastic bags or wooden caseDelivery Time: 30 DaysPlace Of Origin: JiNingBrand: QinfengSupply Ability: 30000 piece/pieces per ... Plating, Chemical Polishing, Electric Polishing, Mechanical Polishing, Powder Coating, Painting, Glass bead blast, Sand blast, Passivation, Chemical Cleaning and Heat treatment, etc ...