Organizers of the Guiyang International Big Data Expo and 2015 Global Big Data Era Guiyang Summit, in the city of Guiyang, capital of southwest China's Guizhou province, say they are expecting as many as 250 leading Hi-tech companies, such as HP, Huawei, Dell, Foxconn and Alibaba, when the two events take place this May 26 - 29.

The Expo and Summit are being held in the Guiyang International Eco-Conference Center with a theme of "Revolution, Opportunity and Challenge in the Big Data Era", and are being billed as a cutting-edge communications site for the world of big data.

The exhibition area is planned at 21,000 square meters, mainly for presenting the latest in big data technology developments, and visitors will be able to learn a lot about big data technologies and products from 15 of the world's leaders, along with 200 outstanding Chinese companies and 50 Guizhou enterprises all at one site.

In addition, there are forums on theory, practice and trends in big data arranged as a major part of this event, with the confirmed ones including a 2015 China-Europe Industry Summit and 2015 IDC Information and Communication Technology Summit.