aluminum die casting heatsink design for telecom

<strongaluminum die casting heatsink design for telecom in china  procedure：

1.design  ,2 rapid prototype service  by cnc machining 3.  ,Die Casting china, 4  5. Surface treatment: deburring, polishing, anodized 6.    cnc machining  7.Inspection and packing

2 material : ADC12

3.Size:mm ,weight

4. Application:   Communication