A pilot assigned to an aviation brigade of the air force under the PLA Southern Theater Command gestures at the ground crews before takeoff during a flight training exercise under unfavorable meteorology conditions in mid August, 2020.Photo:China Military

Two pilots assigned to an aviation brigade of the air force under the PLA Southern Theater Command take review and summary after a flight training exercise under unfavorable meteorology conditions in mid August, 2020.Photo:China Military

A J-10 fighter jet attached to an aviation brigade of the air force under the PLA Southern Theater Command takes off during a flight training exercise under unfavorable meteorology conditions in mid August, 2020.Photo:China Military

A J-10 fighter jet attached to an aviation brigade of the air force under the PLA Southern Theater Command taxies on the runway before takeoff for a flight training exercise under unfavorable meteorology conditions in mid August, 2020.Photo:China Military

A group of J-10 fighter jets attached to an aviation brigade of the air force under the PLA Southern Theater Command taxi in close formation on the flightline before takeoff for a flight training exercise under unfavorable meteorology conditions in mid August, 2020.Photo:China Military