... skin, roll bar, aluminum wired and so on, more than 10 varieties, more than 1000 specifications. Widely used in aerospace, mould, instruments, ... below 500 mm, 200 mm in width and length more than 16 m within the aluminum material called aluminum plate or aluminum ... etc. 11. Aerospace and military aspects, such as China's current big aircraft manufacturing, the shenzhou spacecraft series, satellites, ...