Alemania abre las puertas a la gran feria tecnológica CeBIT

Artists perform at the official opening of the CeBIT technology fair in Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

This picture shows the official opening of the CeBIT technology fair in Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

Workers put final hands on the booth of the SAP at the CeBIT technology fair in Hanover on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

A man shows Microsoft's Windows 10 operating system at the CeBIT technology fair in Hanover on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

An robot installation is pictured at the booth of Deutsche Telekom at the CeBIT technology fair in Hanover on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

Woman passes a banner with columns of digits at CeBIT technology fair in Hanover on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

Artists perform at the official opening of the CeBIT technology fair in Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

(L-R) Minister-President of Lower Saxony, Stephan Weil, German Education Minister Johanna Wanka, Chinese Vice Premier Ma Kai, German Chancellor Angela Merkel, the founder and executive chairman of Alibaba Group, Jack Ma, the president of the branch association Bitkom, Dieter Kempf, and the mayor of Hanover, Stefan Schostok, attend the official opening of the CeBIT technology fair in Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

The founder and executive chairman of Chinese e-commerce company Alibaba Group, Jack Ma, speaks during the official opening of the CeBIT technology fair in Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

The founder and executive chairman of Chinese e-commerce company Alibaba Group, Jack Ma, adresses his speech during the official opening of the CeBIT technology fair in Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / TOBIAS SCHWARZ

People dressed as computer screens with a banner "Freedom" (Freiheit") calling for freedom of opinion and human rights in China protest during the official opening of the CeBIT technology fair in front of town hall Hanover, central Germany, on March 15, 2015. The CeBIt runs from March 16 till 20. AFP PHOTO / DPA / OLE SPATA +++ GERMANY OUT

(L-R) China's Vice Premier Ma Kai, German Vice Chancellor, Economy and Energy Minister Sigmar Gabriel and the founder and executive chairman of Chinese e-commerce company Alibaba Group, Jack Ma pose with products as they visit the booth of Alibaba during their tour to open the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

A robot is on display at the booth of Robochop during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

Visitors stand at the IBM booth during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

Visitors stand at the IBM booth during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

A demonstrator holds a banner reading "Alibaba and the censors - more than 40 thieves" during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

A man sits in front of a screen during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

Paul Lukowicz, Scientific Director at the German Research Center for Artificial Intelligence displays a gymnastics mat during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

A visitor passes an installation during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

Co-founder of elemental path JP Benini poses with his latest educational CogniToys item during the opening day of the CeBIT technology fair in Hanover, central Germany, on March 16, 2015. More than 3,400 exhibitors from 70 countries will present their products and services during the show running until March 20, 2015. China is the CeBIT partner country in 2015. AFP PHOTO / TOBIAS SCHWARZ

OLE21 HANNOVER (ALEMANIA) 16/03/2015.- Un grupo visita el puesto de Samsung durante la feria informática mundial CeBIT en Hannover (Alemania) hoy, lunes 16 de marzo de 2015. El vicecanciller alemán y ministro de Economía, , Sigmar Gabriel, abrió al público especializado con el tradicional recorrido inaugural la mayor feria informática mundial, que este año cuenta con China como país invitado. Más de seiscientas empresas chinas vinculadas a las tecnologías de la información han desembarcado en Hannover para participar en CeBIT, que cerrará sus puertas el viernes y cuyos organizadores esperan atraer a hasta 200.000 visitantes. EFE/Ole Spata