High-tech gadgets drew people's attention at this year's Expo Central China in Nanchang, East China's Jiangxi province. This year's expo ran from May 18 to 20. (Photos: VCG)

About 6,000 leaders in politics, industry and academia from more than 50 countries and regions participated in the event to seek investment and trade opportunities.

Visitors take photo of a kaleidoscope at Expo Central China 2019 in Nanchang, East China's Jiangxi province, on May 18, 2019.

A woman takes her son to experience virtual reality technology at Expo Central China 2019 in Nanchang on May 18, 2019.

A man holding his daughter points to an airplane at Expo Central China 2019 in Nanchang on May 19, 2019.

A boy learns how a robot works with his mother at Expo Central China 2019 on May 19, 2019.