Window hardware Material: Zinc alloy Standard: ISO9001-2008 Excellent quality & Competitive price Short delivery time Window hardware OEM servicePacking: as per customers requirementOrigin: NINGBOPortNINGBO/SHANGHAISurface treatment: Powder coatedEquipped with 18 SETS 25T-200T hot chamber die-casting machines,10 SETS polishing machines,8 SETS milling and Lathe matching, electric plating & plastic ...