... accepted 4.Punctual delivery 5.Excellent service Sheet metal Fabrication:(1) Material: stainless steel(SUS 304 , SUS 316,SUS 301 etc.), ... ALU ), red copper, brass, bronze alloy are available.(2) Metal processing: stamping, deep drawing , spot or seam welding, spinning ... ISO9001-2008, CWB-- "Certification of Companies for Fusion Welding of Steel" , EN287-1 certification.(6) We are experienced of OEM ...