The photo, taken on July 16, shows visitors visiting an exhibition area of the 2021 Hunan International General Aviation Industry Expo at the Changsha International Convention and Exhibition Center. (Photo/Xu Xing)

With the theme of “General aviation ushers in a better life”, the three-day expo kicked off that day. It covered an exhibition area of 60,000 square meters. Many domestic and foreign aviation industry enterprises and institutions participated.

Source: en.changsha.gov.cn