Hunand digital technology ltd. Was established in 2001. Deva (abbreviation: dem) is a dedicated internet service provider and was established in 2009 with a headquarters in the new development area of changsha valley. It covers three main business brands, namely, chang ji, qingyang, yuyang, changde, huai, zhang dynasty, yiyang, shunyang and xianzhou. As an integrated internet service provider, the internet and mobile internet applications and development in the region have long been actively promoted through enterprise-based information development. Building on advanced technical skills and many years of industry experience in platform-building, web-page design, client overvalue services have been successfully provided since its inception to various leading players, such as the changsha city defense board, the shuya hospital of the university of central south, the chuya hospital of the university of central south, the changsha south vocational college, the coal group, and the hunan ...