... 4.material :Spcc/SECC/AL 2012 Aluminium housing for computer description:1process cutting,punching,bending,deburring,stamping,welding,pretreatment,assembling ... products according to the specification,drawing or samples.as a manufacturer,we will offer you good quality with competitive ... as well..3.we can allow you a discount if you want a bulk order,difference specifications have difference prices, ...