1.good material 2.durable ,good function. 3.high quality by precision machining 4.flexible production and competitve price 1.materialaluminium 6082,6061,6063,70752.processautomatically feeding and cnc3.strengthhigh effieciency and competitive price4.packingpolywooden box and carton box5.tracibilityheat no,produciton lot,delivery lot5.outlookdeburrs,degrease,ultrasonic cleaning,human based R