1.ISO 9001:2008 certified 2.OEM manufacturer 3.+/-0.01mm tolerance 4.QC inspect ... parts, etc.C.Advantage1. Competitive price with good quality 2. Low MOQ (100pcs is even acceptable in some special conditions ... .Materials Available1. Stainless Steel: SS201, SS303, SS304, SS316 etc.2. Steel:Q235,20#,45# etc.3.Brass:C36000 ( C26800), ... transportation or as required metal mobile phone part for touch screen