Great Tung technology (Hongkong) Co., Ltd was established since 2001 .
We are specialized in manufacturing of Green&Environmental Electrical home appliance .We also produce CPU&VGA cooler ,home appliance cooler and DC Brushless fans .
We are ISO9001 :2008 certified manufacturer with factory in Dongguan of Guangddong province China and occupying total area of 22000 square meters .
The product development ,mould making ,plastic injection and product assembly are all done in our factory .We have successful worked with famous brand partners like : Wal-Mart ,Delta,Oster ,Foxconn ,American pirate ship ,Lenovo etc in the past ten years.

Core business of Great Tung Technology inculded Great &Environmental products ,like  Dehumidifiers ,Wine chiller /warmer ,Refrigerator ,Thermoelectric cooler bags and CPU/VGA cooler ,Electronic home appliance cooler .
In order to meet the requirement of the domestic market ,its own brand " coolwhist " registered and formally entered the domestic market in 2009 .At the same time ,in order to meet the needs of foreign markets and better customer service .Great Tung technology (Shenzhen) Co., Ltd established in 2009 .

We respond promptly to ever-changing market situation ,new products tend customer feed and should take every measure to work out a Win-Win proposal or fulfill our customer request.