... quality controlled 4, Secondary process available 5, OEM aluminum 6061 casting aluminum partAbout usYaopeng was founded in 2005 as a leading ... ) Surface treatment:Zinc plating, Anodization, Chemical fim, Powder, Passivation, Sand blasting, Brushing & ploshing etc.3) Our services:Machining, Turning, ... pdf/.dwg/.igs./.stp/x_t. etc4) Terms of trade:EXW, FOB, CIF6) Terms of payment:T/T, Western Union, L/ ...