Established in 2010, Dualwing Technology Co.,Ltd, located Shenzhen of China, is a professional high-tech enterprise integrated with R&D, production, sale and service the telecommunication field, which committed to provide customers at home abroad all ...

Sunhans was founded in 2008 with the purpose of innovating field telecommunications, researching new technologies and initiatives to better global communication. Until 2013, our work focused mostly on Chinese market, exporting Europe America only a 10% ...