... 1Description:aluminium window handle 2corrosion resistance:roughly 240h 3operation:tested 25,000cycles 4ISO9001-2008 5OEM DescriptionAluminium Window handlesSpecification43mm between ... in Beilun District, Ningbo Beilun Qihang Metal Products Co., Ltd specializes in designing and manufacturing ... moulds, die casting parts and some forging products,which are mainly applied in architectural hardware, ...