... 7800/7600/7400/7300/6600/6500FX5600/5500/5200DongGuan JiDu electronic technology CO.,LTD ,established in 2008,is a manufacturer of being specialized ... heat sink, VGA heat sink, RAM heat sink, Fans, Silicone Thermal Compounds, Cooler Pad , etc. And we have obtained the ... 3 years. All the while hold the faith “ Quality ,Technology, Effective” and Continuously improve the company's products and services ...