Aluminium led heatsink 1.RoHS,ISO9001,ISO14000 certificate 2.Casting ,extrusion,CNC( ... main market is foucs on America, Japan, EU, Africa, Singapore, Hong kong, Taiwan, South Asia and so on. Its main domestic customers ... have Shenzhen Huowei, Zhongxing, Fushikang, Konka, Huizhou TCL, etc. Aluminium led heatsink