A technician works on booth of Software AG at the site for the CeBIT trade fair in Hanover, Germany, on March 13, 2015. The giant CeBIT computer trade fair takes place from March 16 to 20 with China as this year's partner country, underlining the Asian powerhouse economy's growing role in the IT business. IT security and high-speed wireless connections through new 5G-driven mobile devices have emerged as major themes at this year's CeBIT. [Photo/IC]