Brief Introduction DongGuang YouChang Technology Co.,Ltd is a manufacturer and exporter of electrical equipment . located in the southern Chinese city of DongGuang,established in 2000.Furthermore ,We obtained ISOO 9001-2000 certificates. We are producting plastic&metal products, such as (Heat Sink ,Notbook Cooler Pad,Mp3,Mp4,&USB Memory etc),from domestic and abroad.We manufacture products by our own R&D personnel,the designing and manufacture of the equipment can follow the customer's special requirements. Main Products Lines 1)Processing technics: Mould design andmanufacture, Cutting,Stamping, Punching,Tapping, Polishing , Piredrawing, Sandblasting, Anodizing, BakingFinish, Electrophoresis, CdVeins, Highlights,Silk-Screen,Assembling etc. 2) Manufactures and semi-manufactures : a)Computer drives , motor , mechanism , metal stamping parts, etc b)Computer peripherals and