September 29 marks the second day of the 13th China International Aviation and Aerospace Exhibition in Zhuhai City, south China's Guangdong Province. /CFP

Also known as Airshow China 2021, the six-day event is the only international aerospace trade show approved by the Chinese central government, with support from Chinese aerospace industries. /CFP

Around 140 independently developed aviation products and technologies are put on display, of which 40 percent are being exhibited for the first time. /CFP

The exhibition also includes trade talks, technological exchanges and flying displays. /CFP

A biennial event established in 1996, Airshow China was postponed in 2020 due to the coronavirus pandemic. /CFP