... exchanger manufacturers in China as well as high quality sheet metal parts, copper tube components and heat pumps ... /nickel plating, powder coating, anodizeMaking processStamping, deep drawing,bending, punching, laster cutting,threading, welding, tapping, riveting, grinding Thickness0.5mm ... special availableInspectionIQC, IPQC, FQC, QACertificateISO9001-2008 fan coil sheet metal cabinet/ housing