HK and Maocao teens visit Airshow China 2021 in Zhuhai(1/6)

Teenagers from Hong Kong and Macao take a group photo in front of Y-20A transport aircraft during the 13th China International Aviation and Aerospace Exhibition in the southern Chinese city of Zhuhai, Guangdong Province, Sept. 29, 2021. (China News Service/Chen Jimin)

Zhuhai is one of nine mainland cities classified into the Guangdong-Hong Kong-Macao Greater Bay Area(GBA).

Teenagers from Hong Kong and Macao SAR visit the static display area in the 13th China International Aviation and Aerospace Exhibition in the southern Chinese city of Zhuhai, Guangdong Province, Sept. 29, 2021. (China News Service/Chen Jimin)

WuZhen-7 Unmanned Reconnaissance Aerial Vehicle attracts the teenage team from Hong Kong and Macao SAR during the 13th China International Aviation and Aerospace Exhibition in the southern Chinese city of Zhuhai, Guangdong Province, Sept. 29, 2021. (China News Service/Chen Jimin)

Members of teenage team from Hong Kong and Macao take shots of aerobatic stunts performed by The Bayi (August 1st) Aerobatics Team of the PLA Air Force, Sept. 29, 2021. (China News Service/Chen Jimin)

Members of teenage team from Hong Kong and Macao take selfies against the backdrop of a KJ-500 airborne early warning (AEW) aircraft during the 13th China International Aviation and Aerospace Exhibition in the southern Chinese city of Zhuhai, Guangdong Province, Sept. 29, 2021. (China News Service/Chen Jimin)

Teenagers from Hong Kong and Macao SAR visit the static display area in the 13th China International Aviation and Aerospace Exhibition in the southern Chinese city of Zhuhai, Guangdong Province, Sept. 29, 2021. (China News Service/Chen Jimin)