Model: LED heat sink( DP-1) Material: aluminum extrusion Beijing Deepcool Industries Co., Ltd was founded in 1996. We are specialized in researching thermal solutions and manufacturing all kinds of heatsinks, such as LED heatsinks, CPU cooler & heatsink. Server heatsink and cooling fan etc. We have certification of CE, UL, TUV-MARK. ISO-14001 ROHS. It will be a great honour if we can supply OEM and ODM service for you.