The 18th China Hi-Tech Fair opened in the southern city of Shenzhen on Wednesday.
A series of exhibitions, forums and sessions will be held during the fair, said Xu Qin, mayor of Shenzhen.
With an exhibition area of 150,000 square meters, the fair has attracted more than 3,000 exhibitors from 37 countries who will show over 10,000 high-tech projects, Xu said, adding that the fair is expected to receive over 500,000 visitors.
This year's fair will focus on promoting the development of emerging industries and boosting industrialization of high-tech achievements.
