More than 380 companies from all over the world will demonstrate their cutting-edge hardware and software products at the Guiyang International Big Data Expo 2015 to be held from May 26 to 29, according to expo organizing committee.

There will be four exhibition pavilions covering an area of 60,000 square meters, the committee said on May 18.

Some leading Internet companies, such as Alibaba, Huawei, ZTE, Microsoft, Foxconn and Lenovo, will present their products in the No 1 pavilion, and Foxconn, with 1,520 square meters of exhibition areas, the largest among all the participating companies.

The No 2 pavilion will showcase products related to big data finance, smart city and big data tourism. Companies including Big Data Exchange Center, JD, Ctrip and Qunar will present their products here.

"Smart manufacture and smart life" is the theme of the No 3 pavilion, which covers 4,048 square meters and is the largest among the four,

The small and medium high-tech companies will gather in the No 4 pavilion, presenting their innovative, interactive and dynamic products. Visitors can also find an e-sports exhibition there.

All exhibition pavilions are equipped with café areas for participants. The preparation work will be complete on May 22 and all the pavilions will be open to the public on May 26.

To be held in the Guiyang International Conference and Exhibition Center, the expo is the world's first comprehensive exhibition for the big data industry.