... Quality. Our Kindle provided all Custom Impact Resistance Steel Door according to customer's drawing and samples. Our ... 0.1mm6.fabrication: cutting, punching, bending, deburring, stamping, welding, pre-treatment, painting, assembling, etc.7.materials: steel, stainless steel, ... ; Serve type OEM ODM File formats: Pro/Engineer, Solid Works, Auto CAD Certification ISO 9001:2008, Production Assessment ...