... 3) Surface finish: various surface plating according to customer demands, for example, Ag-plated, Au-plated, Al-plated, Cr-plated ... Sn-plated, Zn-plated etc.4) Various raw material available, for example, galvanized sheet, cold rolled steel sheet, high- carbon ... nuts,screws,bolts,pins, and other hardware accessoryTimely respond for urgent requirementOur plenteous material stock and prompt process can ...